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  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Ground based in situ observations of online_gc at Cape Verde Atmospheric Observatory (CV0001G)" />
  <attribute name="keywords" value="trichloromethane, air, bromodichloromethane, bromochloromethane, Cape Verde Atmospheric Observatory, GAW-WDCRG, dibromochloromethane, bromoform, methyl_iodide, mass_fraction_of_trichloromethane_in_air, dichloromethane, CV0001G, ACTRIS, dibromomethane, mass_fraction_of_dichloromethane_in_air, mass_fraction_of_dibromomethane_in_air, EMEP, mass_concentration_of_dichloromethane_in_air, mass_fraction_of_methyl_iodide_in_air, diiodomethane, mass_fraction_of_tribromomethane_in_air" />
  <attribute name="id" value="EJ4J-XYJT.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, EMEP, GAW-WDCRG" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/EJ4J-XYJT" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Katie Read, Lucy Carpenter, bromochloromethane, bromodichloromethane, bromoform, dibromochloromethane, dibromomethane, dichloromethane, diiodomethane, methyl_iodide, trichloromethane - online_gc at Cape Verde Atmospheric Observatory, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/EJ4J-XYJT" />
  <attribute name="summary" value="Ground based in situ observations of online_gc at Cape Verde Atmospheric Observatory (CV0001G). These measurements are gathered as a part of the following projects ACTRIS, EMEP, GAW-WDCRG and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: bromochloromethane in air, bromochloromethane in air, bromochloromethane in air, bromochloromethane in air, bromodichloromethane in air, bromodichloromethane in air, bromodichloromethane in air, bromodichloromethane in air, bromoform in air (mass_fraction_of_tribromomethane_in_air), bromoform in air (mass_fraction_of_tribromomethane_in_air), bromoform in air (mass_fraction_of_tribromomethane_in_air), bromoform in air (mass_fraction_of_tribromomethane_in_air), dibromochloromethane in air, dibromochloromethane in air, dibromochloromethane in air, dibromochloromethane in air, dibromomethane in air (mass_fraction_of_dibromomethane_in_air), dibromomethane in air (mass_fraction_of_dibromomethane_in_air), dibromomethane in air (mass_fraction_of_dibromomethane_in_air), dibromomethane in air (mass_fraction_of_dibromomethane_in_air), dichloromethane in air (mass_concentration_of_dichloromethane_in_air), dichloromethane in air (mass_fraction_of_dichloromethane_in_air), dichloromethane in air (mass_concentration_of_dichloromethane_in_air), dichloromethane in air (mass_fraction_of_dichloromethane_in_air), dichloromethane in air (mass_concentration_of_dichloromethane_in_air), dichloromethane in air (mass_fraction_of_dichloromethane_in_air), dichloromethane in air (mass_concentration_of_dichloromethane_in_air), dichloromethane in air (mass_fraction_of_dichloromethane_in_air), diiodomethane in air, diiodomethane in air, diiodomethane in air, diiodomethane in air, methyl_iodide in air (mass_fraction_of_methyl_iodide_in_air), methyl_iodide in air (mass_fraction_of_methyl_iodide_in_air), methyl_iodide in air (mass_fraction_of_methyl_iodide_in_air), methyl_iodide in air (mass_fraction_of_methyl_iodide_in_air), trichloromethane in air (mass_fraction_of_trichloromethane_in_air), trichloromethane in air (mass_fraction_of_trichloromethane_in_air), trichloromethane in air (mass_fraction_of_trichloromethane_in_air), trichloromethane in air (mass_fraction_of_trichloromethane_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="CV01L, National Institute of Meteorology and Geophysics, Espargos, Ilha do Sal 76, Cape Verde" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2021-03-31T00:00:00 UTC" />
  <attribute name="date_metadata_modified" value="2021-03-31T00:00:00 UTC" />
  <attribute name="creator_name" value="Katie Read, Lucy Carpenter" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="katie.read@ncas.ac.uk, lucy.carpenter@york.ac.uk" />
  <attribute name="creator_institution" value="&quot;National centre for Atmospheric Science, WACL, NCAS&quot;, &quot;National Centre for Atmospheric Science, Wolfson Atmospheric Chemistry Laboratories, NCAS&quot;" />
  <attribute name="contributor_name" value="Katie Read" />
  <attribute name="contributor_role" value="data submitter" />
  <attribute name="publisher_type" value="institution" />
  <attribute name="publisher_name" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_institution" value="NILU - Norwegian Institute for Air Research, ATMOS, EBAS" />
  <attribute name="publisher_email" value="ebas@nilu.no" />
  <attribute name="publisher_url" value="https://www.nilu.no/" />
  <attribute name="geospatial_bounds" value="POINT Z (16.86403 -24.86752 17.5)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="16.86403" />
  <attribute name="geospatial_lat_max" type="double" value="16.86403" />
  <attribute name="geospatial_lon_min" type="double" value="-24.86752" />
  <attribute name="geospatial_lon_max" type="double" value="-24.86752" />
  <attribute name="geospatial_vertical_min" type="double" value="17.5" />
  <attribute name="geospatial_vertical_max" type="double" value="17.5" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2014-11-01T16:56:09 UTC" />
  <attribute name="time_coverage_end" value="2020-04-15T23:48:35 UTC" />
  <attribute name="time_coverage_duration" value="P0005-05-14T06:52:26" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T00:00:00" />
  <attribute name="timezone" value="UTC" />
  <attribute name="ebas_data_definition" value="EBAS_1.1" />
  <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="ebas_citation" value="Katie Read, Lucy Carpenter, bromochloromethane, bromodichloromethane, bromoform, dibromochloromethane, dibromomethane, dichloromethane, diiodomethane, methyl_iodide, trichloromethane - online_gc at Cape Verde Atmospheric Observatory, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/EJ4J-XYJT" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="EJ4J-XYJT.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/EJ4J-XYJT" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/EJ4J-XYJT" />
  <attribute name="ebas_file_creation" value="2023-12-15T23:25:33.305947 UTC" />
  <attribute name="ebas_export_state" value="2021-06-04T06:56:18.203000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20141101165609" />
  <attribute name="ebas_revision_date" value="20210331000000" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="first revision, manually inspected" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="5y" />
  <attribute name="ebas_resolution_code" value="42mn" />
  <attribute name="ebas_sample_duration" value="15mn" />
  <attribute name="ebas_orig_time_res" value="42mn" />
  <attribute name="ebas_station_code" value="CV0001G" />
  <attribute name="ebas_platform_code" value="CV0001S" />
  <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
  <attribute name="ebas_station_gaw_id" value="CVO" />
  <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
  <attribute name="ebas_station_land_use" value="Gravel and stone" />
  <attribute name="ebas_station_setting" value="Coastal" />
  <attribute name="ebas_station_gaw_type" value="G" />
  <attribute name="ebas_station_wmo_region" value="1" />
  <attribute name="ebas_station_latitude" value="16.86403" />
  <attribute name="ebas_station_longitude" value="-24.86752" />
  <attribute name="ebas_station_altitude" value="10.0 m" />
  <attribute name="ebas_measurement_altitude" value="17.5 m" />
  <attribute name="ebas_measurement_height" value="17.5 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="CV01L" />
  <attribute name="ebas_instrument_type" value="online_gc" />
  <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
  <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
  <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
  <attribute name="ebas_instrument_serial_number" value="19848" />
  <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
  <attribute name="ebas_standard_method" value="None" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
  <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
  <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
  <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
  <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
  <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
  <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
  <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
  <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
  <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
  <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
  <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
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  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="comment" value="{&#xA;    &quot;Data definition&quot;: &quot;EBAS_1.1&quot;,&#xA;    &quot;Data license&quot;: &quot;https://creativecommons.org/licenses/by/4.0/&quot;,&#xA;    &quot;Citation&quot;: &quot;Katie Read, Lucy Carpenter, bromochloromethane, bromodichloromethane, bromoform, dibromochloromethane, dibromomethane, dichloromethane, diiodomethane, methyl_iodide, trichloromethane - online_gc at Cape Verde Atmospheric Observatory, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/EJ4J-XYJT&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;EJ4J-XYJT.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/EJ4J-XYJT&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/EJ4J-XYJT&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-15T23:25:33.305947 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2021-06-04T06:56:18.203000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20141101165609&quot;,&#xA;    &quot;Revision date&quot;: &quot;20210331000000&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;first revision, manually inspected&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;5y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;42mn&quot;,&#xA;    &quot;Sample duration&quot;: &quot;15mn&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;42mn&quot;,&#xA;    &quot;Station code&quot;: &quot;CV0001G&quot;,&#xA;    &quot;Platform code&quot;: &quot;CV0001S&quot;,&#xA;    &quot;Station name&quot;: &quot;Cape Verde Atmospheric Observatory&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;CVO&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Cape Verde Observatory&quot;,&#xA;    &quot;Station land use&quot;: &quot;Gravel and stone&quot;,&#xA;    &quot;Station setting&quot;: &quot;Coastal&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;G&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;1&quot;,&#xA;    &quot;Station latitude&quot;: &quot;16.86403&quot;,&#xA;    &quot;Station longitude&quot;: &quot;-24.86752&quot;,&#xA;    &quot;Station altitude&quot;: &quot;10.0 m&quot;,&#xA;    &quot;Measurement altitude&quot;: &quot;17.5 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;17.5 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Matrix&quot;: &quot;air&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;CV01L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;online_gc&quot;,&#xA;    &quot;Instrument name&quot;: &quot;Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;MARKES+MARKES+Agilent+LECO&quot;,&#xA;    &quot;Instrument model&quot;: &quot;Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;19848&quot;,&#xA;    &quot;Method ref&quot;: &quot;CV01L_Manual_AIR_only&quot;,&#xA;    &quot;Standard method&quot;: &quot;None&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Hat or hood&quot;,&#xA;    &quot;Inlet description&quot;: &quot;Downward facing with hood, 15m total length, insulated, 1m/s flow&quot;,&#xA;    &quot;Detection limit expl.&quot;: &quot;Detection limit changes with the mass spec sensitivity.&quot;,&#xA;    &quot;Measurement uncertainty expl.&quot;: &quot;reproducibility (precision) + systematic error (accuracy)&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero/negative impossible&quot;,&#xA;    &quot;Organization&quot;: &quot;CV01L, National Institute of Meteorology and Geophysics, , , \&quot;Espargos, Ilha do Sal 76\&quot;, , , , Cape Verde&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;ACTRIS, EMEP, GAW-WDCRG&quot;,&#xA;    &quot;Framework name&quot;: &quot;European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases&quot;,&#xA;    &quot;Framework description&quot;: &quot;ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme.&quot;,&#xA;    &quot;Framework contact name&quot;: &quot;Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;clm@nilu.no, kt@nilu.no, kt@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain&quot;,&#xA;    &quot;Submitter&quot;: &quot;Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;&#xA;}" />
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  <dimension name="time" length="28907" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="bromochloromethane_AbsErr._qc_flags" length="1" />
  <dimension name="bromochloromethane_amean_qc_flags" length="1" />
  <dimension name="bromochloromethane_det.lim._qc_flags" length="1" />
  <dimension name="bromochloromethane_precision_qc_flags" length="1" />
  <dimension name="bromodichloromethane_AbsErr._qc_flags" length="1" />
  <dimension name="bromodichloromethane_amean_qc_flags" length="1" />
  <dimension name="bromodichloromethane_det.lim._qc_flags" length="1" />
  <dimension name="bromodichloromethane_precision_qc_flags" length="1" />
  <dimension name="bromoform_AbsErr._qc_flags" length="1" />
  <dimension name="bromoform_amean_qc_flags" length="1" />
  <dimension name="bromoform_det.lim._qc_flags" length="1" />
  <dimension name="bromoform_precision_qc_flags" length="1" />
  <dimension name="dibromochloromethane_AbsErr._qc_flags" length="1" />
  <dimension name="dibromochloromethane_amean_qc_flags" length="1" />
  <dimension name="dibromochloromethane_det.lim._qc_flags" length="1" />
  <dimension name="dibromochloromethane_precision_qc_flags" length="1" />
  <dimension name="dibromomethane_AbsErr._qc_flags" length="1" />
  <dimension name="dibromomethane_amean_qc_flags" length="1" />
  <dimension name="dibromomethane_det.lim._qc_flags" length="1" />
  <dimension name="dibromomethane_precision_qc_flags" length="1" />
  <dimension name="dichloromethane_ng_per_m3_AbsErr._qc_flags" length="1" />
  <dimension name="dichloromethane_pmol_per_mol_AbsErr._qc_flags" length="1" />
  <dimension name="dichloromethane_ng_per_m3_amean_qc_flags" length="1" />
  <dimension name="dichloromethane_pmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="dichloromethane_ng_per_m3_det.lim._qc_flags" length="1" />
  <dimension name="dichloromethane_pmol_per_mol_det.lim._qc_flags" length="1" />
  <dimension name="dichloromethane_ng_per_m3_precision_qc_flags" length="1" />
  <dimension name="dichloromethane_pmol_per_mol_precision_qc_flags" length="1" />
  <dimension name="diiodomethane_AbsErr._qc_flags" length="1" />
  <dimension name="diiodomethane_amean_qc_flags" length="1" />
  <dimension name="diiodomethane_det.lim._qc_flags" length="1" />
  <dimension name="diiodomethane_precision_qc_flags" length="1" />
  <dimension name="methyl_iodide_AbsErr._qc_flags" length="1" />
  <dimension name="methyl_iodide_amean_qc_flags" length="1" />
  <dimension name="methyl_iodide_det.lim._qc_flags" length="1" />
  <dimension name="methyl_iodide_precision_qc_flags" length="1" />
  <dimension name="trichloromethane_AbsErr._qc_flags" length="1" />
  <dimension name="trichloromethane_amean_qc_flags" length="1" />
  <dimension name="trichloromethane_det.lim._qc_flags" length="1" />
  <dimension name="trichloromethane_precision_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2014-11-01T17:03:39Z" />
    <attribute name="time_coverage_end" value="2020-04-15T23:41:05Z" />
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    <attribute name="metadata_creation" value="2026-05-18" />
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    <attribute name="cell_methods" value="time: absolute error" />
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    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
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    <attribute name="ebas_platform_code" value="CV0001S" />
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    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromochloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromochloromethane_AbsErr._qc" shape="bromochloromethane_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromochloromethane_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromochloromethane_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromochloromethane_amean_qc bromochloromethane_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromochloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromochloromethane_amean_qc" shape="bromochloromethane_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromochloromethane_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromochloromethane_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromochloromethane_det.lim._qc bromochloromethane_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromochloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromochloromethane_det.lim._qc" shape="bromochloromethane_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromochloromethane_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromochloromethane_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromochloromethane_precision_qc bromochloromethane_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromochloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromochloromethane_precision_qc" shape="bromochloromethane_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromochloromethane_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromodichloromethane_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromodichloromethane_AbsErr._qc bromodichloromethane_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromodichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromodichloromethane_AbsErr._qc" shape="bromodichloromethane_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromodichloromethane_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromodichloromethane_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromodichloromethane_amean_qc bromodichloromethane_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromodichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromodichloromethane_amean_qc" shape="bromodichloromethane_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromodichloromethane_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromodichloromethane_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromodichloromethane_det.lim._qc bromodichloromethane_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromodichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromodichloromethane_det.lim._qc" shape="bromodichloromethane_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromodichloromethane_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromodichloromethane_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromodichloromethane_precision_qc bromodichloromethane_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromodichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromodichloromethane_precision_qc" shape="bromodichloromethane_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromodichloromethane_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromoform_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_tribromomethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromoform_AbsErr._qc bromoform_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromoform" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromoform_AbsErr._qc" shape="bromoform_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromoform_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromoform_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_tribromomethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromoform_amean_qc bromoform_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromoform" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_scale" value="NOAA-2003" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromoform_amean_qc" shape="bromoform_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromoform_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromoform_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_tribromomethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromoform_det.lim._qc bromoform_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromoform" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromoform_det.lim._qc" shape="bromoform_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromoform_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="bromoform_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_tribromomethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="bromoform_precision_qc bromoform_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="bromoform" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="bromoform_precision_qc" shape="bromoform_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="bromoform_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dibromochloromethane_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dibromochloromethane_AbsErr._qc dibromochloromethane_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dibromochloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dibromochloromethane_AbsErr._qc" shape="dibromochloromethane_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dibromochloromethane_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dibromochloromethane_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dibromochloromethane_amean_qc dibromochloromethane_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dibromochloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dibromochloromethane_amean_qc" shape="dibromochloromethane_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dibromochloromethane_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dibromochloromethane_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dibromochloromethane_det.lim._qc dibromochloromethane_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dibromochloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dibromochloromethane_det.lim._qc" shape="dibromochloromethane_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dibromochloromethane_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dibromochloromethane_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dibromochloromethane_precision_qc dibromochloromethane_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dibromochloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dibromochloromethane_precision_qc" shape="dibromochloromethane_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dibromochloromethane_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dibromomethane_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_dibromomethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dibromomethane_AbsErr._qc dibromomethane_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dibromomethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dibromomethane_AbsErr._qc" shape="dibromomethane_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dibromomethane_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dibromomethane_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_dibromomethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dibromomethane_amean_qc dibromomethane_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dibromomethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_scale" value="NOAA-2004" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dibromomethane_amean_qc" shape="dibromomethane_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dibromomethane_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dibromomethane_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_dibromomethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dibromomethane_det.lim._qc dibromomethane_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dibromomethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dibromomethane_det.lim._qc" shape="dibromomethane_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dibromomethane_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dibromomethane_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_dibromomethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dibromomethane_precision_qc dibromomethane_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dibromomethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dibromomethane_precision_qc" shape="dibromomethane_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dibromomethane_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dichloromethane_ng_per_m3_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_dichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ng/m3" />
    <attribute name="ancillary_variables" value="dichloromethane_ng_per_m3_AbsErr._qc dichloromethane_ng_per_m3_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dichloromethane" />
    <attribute name="ebas_unit" value="ng/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval. -- Data converted on export from EBAS from 'pmol/mol' to 'ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 3.789." />
  </variable>
  <variable name="dichloromethane_ng_per_m3_AbsErr._qc" shape="dichloromethane_ng_per_m3_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dichloromethane_ng_per_m3_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_dichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dichloromethane_pmol_per_mol_AbsErr._qc dichloromethane_pmol_per_mol_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_AbsErr._qc" shape="dichloromethane_pmol_per_mol_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dichloromethane_ng_per_m3_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_dichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ng/m3" />
    <attribute name="ancillary_variables" value="dichloromethane_ng_per_m3_amean_qc dichloromethane_ng_per_m3_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dichloromethane" />
    <attribute name="ebas_unit" value="ng/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_scale" value="NOAA-2003" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval. -- Data converted on export from EBAS from 'pmol/mol' to 'ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 3.789." />
  </variable>
  <variable name="dichloromethane_ng_per_m3_amean_qc" shape="dichloromethane_ng_per_m3_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dichloromethane_ng_per_m3_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_dichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dichloromethane_pmol_per_mol_amean_qc dichloromethane_pmol_per_mol_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_scale" value="NOAA-2003" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_amean_qc" shape="dichloromethane_pmol_per_mol_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dichloromethane_ng_per_m3_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_dichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ng/m3" />
    <attribute name="ancillary_variables" value="dichloromethane_ng_per_m3_det.lim._qc dichloromethane_ng_per_m3_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dichloromethane" />
    <attribute name="ebas_unit" value="ng/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval. -- Data converted on export from EBAS from 'pmol/mol' to 'ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 3.789." />
  </variable>
  <variable name="dichloromethane_ng_per_m3_det.lim._qc" shape="dichloromethane_ng_per_m3_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dichloromethane_ng_per_m3_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_dichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dichloromethane_pmol_per_mol_det.lim._qc dichloromethane_pmol_per_mol_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_det.lim._qc" shape="dichloromethane_pmol_per_mol_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dichloromethane_ng_per_m3_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_dichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ng/m3" />
    <attribute name="ancillary_variables" value="dichloromethane_ng_per_m3_precision_qc dichloromethane_ng_per_m3_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dichloromethane" />
    <attribute name="ebas_unit" value="ng/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval. -- Data converted on export from EBAS from 'pmol/mol' to 'ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 3.789." />
  </variable>
  <variable name="dichloromethane_ng_per_m3_precision_qc" shape="dichloromethane_ng_per_m3_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dichloromethane_ng_per_m3_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_dichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="dichloromethane_pmol_per_mol_precision_qc dichloromethane_pmol_per_mol_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="dichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_precision_qc" shape="dichloromethane_pmol_per_mol_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="dichloromethane_pmol_per_mol_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="diiodomethane_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="diiodomethane_AbsErr._qc diiodomethane_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="diiodomethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="diiodomethane_AbsErr._qc" shape="diiodomethane_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="diiodomethane_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="diiodomethane_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="diiodomethane_amean_qc diiodomethane_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="diiodomethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="diiodomethane_amean_qc" shape="diiodomethane_amean_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="diiodomethane_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="diiodomethane_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="diiodomethane_det.lim._qc diiodomethane_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="diiodomethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="diiodomethane_det.lim._qc" shape="diiodomethane_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="diiodomethane_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="diiodomethane_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="diiodomethane_precision_qc diiodomethane_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="diiodomethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="diiodomethane_precision_qc" shape="diiodomethane_precision_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="diiodomethane_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methyl_iodide_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_methyl_iodide_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="methyl_iodide_AbsErr._qc methyl_iodide_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="methyl_iodide" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="methyl_iodide_AbsErr._qc" shape="methyl_iodide_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="units" value="1" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="methyl_iodide_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methyl_iodide_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_methyl_iodide_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="methyl_iodide_amean_qc methyl_iodide_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="methyl_iodide" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_scale" value="NOAA-2004" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="methyl_iodide_amean_qc" shape="methyl_iodide_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="methyl_iodide_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methyl_iodide_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_methyl_iodide_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="methyl_iodide_det.lim._qc methyl_iodide_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="methyl_iodide" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="methyl_iodide_det.lim._qc" shape="methyl_iodide_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="methyl_iodide_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methyl_iodide_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_methyl_iodide_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="methyl_iodide_precision_qc methyl_iodide_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="methyl_iodide" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="methyl_iodide_precision_qc" shape="methyl_iodide_precision_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="methyl_iodide_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="trichloromethane_AbsErr." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_trichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="trichloromethane_AbsErr._qc trichloromethane_AbsErr._ebasmetadata" />
    <attribute name="cell_methods" value="time: absolute error" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="absolute error" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="trichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="trichloromethane_AbsErr._qc" shape="trichloromethane_AbsErr._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="trichloromethane_AbsErr._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="trichloromethane_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_trichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="trichloromethane_amean_qc trichloromethane_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="trichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_scale" value="NOAA-2003" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="trichloromethane_amean_qc" shape="trichloromethane_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="trichloromethane_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="trichloromethane_det.lim." shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_trichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="trichloromethane_det.lim._qc trichloromethane_det.lim._ebasmetadata" />
    <attribute name="cell_methods" value="time: detection limit" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="detection limit" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="trichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="trichloromethane_det.lim._qc" shape="trichloromethane_det.lim._qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="trichloromethane_det.lim._ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="trichloromethane_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_fraction_of_trichloromethane_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="trichloromethane_precision_qc trichloromethane_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20210331000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="first revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="15mn" />
    <attribute name="ebas_orig_time_res" value="42mn" />
    <attribute name="ebas_station_code" value="CV0001G" />
    <attribute name="ebas_platform_code" value="CV0001S" />
    <attribute name="ebas_station_name" value="Cape Verde Atmospheric Observatory" />
    <attribute name="ebas_station_gaw_id" value="CVO" />
    <attribute name="ebas_station_gaw_name" value="Cape Verde Observatory" />
    <attribute name="ebas_station_land_use" value="Gravel and stone" />
    <attribute name="ebas_station_setting" value="Coastal" />
    <attribute name="ebas_station_gaw_type" value="G" />
    <attribute name="ebas_station_wmo_region" value="1" />
    <attribute name="ebas_station_latitude" value="16.86403" />
    <attribute name="ebas_station_longitude" value="-24.86752" />
    <attribute name="ebas_station_altitude" value="10.0 m" />
    <attribute name="ebas_measurement_altitude" value="17.5 m" />
    <attribute name="ebas_measurement_height" value="17.5 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="trichloromethane" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="CV01L" />
    <attribute name="ebas_instrument_type" value="online_gc" />
    <attribute name="ebas_instrument_name" value="Agilent_GC-TOF-MS_7890A_LECO_PEGASUS_BT" />
    <attribute name="ebas_instrument_manufacturer" value="MARKES+MARKES+Agilent+LECO" />
    <attribute name="ebas_instrument_model" value="Air Server+UNITY2+7890A GC+Pegasus BT TOF-MS" />
    <attribute name="ebas_instrument_serial_number" value="19848" />
    <attribute name="ebas_method_ref" value="CV01L_Manual_AIR_only" />
    <attribute name="ebas_standard_method" value="None" />
    <attribute name="ebas_calibration_standard_id" value="NOAA-3576,NOAA-3590,NOAA-3596" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="Downward facing with hood, 15m total length, insulated, 1m/s flow" />
    <attribute name="ebas_detection_limit_expl" value="Detection limit changes with the mass spec sensitivity." />
    <attribute name="ebas_measurement_uncertainty_expl" value="reproducibility (precision) + systematic error (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="CV01L, National Institute of Meteorology and Geophysics, , , &quot;Espargos, Ilha do Sal 76&quot;, , , , Cape Verde" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCRG" />
    <attribute name="ebas_framework_name" value="European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases, European Monitoring and Evaluation Programme, World Data Centre for Reactive Gases" />
    <attribute name="ebas_framework_description" value="ACTRIS is the European Research Infrastructure for the observation of Aerosol, Clouds, and Trace gases. ACTRIS is composed of observing stations, exploratory platforms, instruments calibration centres, and a data centre., The European Monitoring and Evaluation Programme (EMEP) is a scientifically based and policy driven programme under the Convention on Long-range Transboundary Air Pollution (CLRTAP) for int'l co-operation to solve transboundary air pollution problems., The World Data Centre for Reactive Gases is the data repository and archive for reactive gases of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, kt@nilu.no" />
    <attribute name="ebas_originator" value="Carpenter, Lucy, lucy.carpenter@york.ac.uk, National Centre for Atmospheric Science, NCAS, Wolfson Atmospheric Chemistry Laboratories, , Innovation Way, YO10 5DQ, York, Great Britain" />
    <attribute name="ebas_submitter" value="Read, Katie, katie.read@ncas.ac.uk, National centre for Atmospheric Science, NCAS, WACL, University of York, Heslington, YO10 5DD, York, United Kingdom" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Preconcentration by commercial MARKES unit, nafion use for water removal , daily calibration interval." />
  </variable>
  <variable name="trichloromethane_precision_qc" shape="trichloromethane_precision_qc_flags time" type="int">
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="trichloromethane_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="time" shape="time" type="double">
    <attribute name="long_name" value="time of measurement" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
  <variable name="metadata_time" shape="metadata_time" type="double">
    <attribute name="long_name" value="time of ebas metadata intervals" />
    <attribute name="standard_name" value="time" />
    <attribute name="units" value="days since 1900-01-01 00:00:00 UTC" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="gregorian" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
