<?xml version="1.0" encoding="UTF-8"?>
<netcdf xmlns="http://www.unidata.ucar.edu/namespaces/netcdf/ncml-2.2" location="Not provided because of security concerns.">
  <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 PTR-MS at Barcelona (ES0019U)" />
  <attribute name="keywords" value="methanol, acetonitrile, air, mass_59_organic_compounds, benzene, ES0019U, toluene, mole_fraction_of_methanol_in_air, mole_fraction_of_toluene_in_air, mass_concentration_of_styrene_in_air, mole_fraction_of_styrene_in_air, mole_fraction_of_aceto_nitrile_in_air, EMEP, mole_fraction_of_isoprene_in_air, mole_fraction_of_monoterpenes_in_air, mass_107.086_organic_compounds, isoprene, mass_concentration_of_ethanal_in_air, mass_73.065_organic_compounds, monoterpenes, mole_fraction_of_ethanal_in_air, mole_fraction_of_benzene_in_air, ethanal, mass_concentration_of_isoprene_in_air, Barcelona, ACTRIS, GAW-WDCRG, mass_71_organic_compounds, styrene" />
  <attribute name="id" value="6T55-ZUX6.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/10.48597/6T55-ZUX6" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Ana Maria Yañez-Serrano, Roger Seco, Andres Alastuey, acetonitrile, benzene, ethanal, isoprene, mass_107.086_organic_compounds, mass_59_organic_compounds, mass_71_organic_compounds, mass_73.065_organic_compounds, methanol, monoterpenes, styrene, toluene - PTR-MS at Barcelona, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/6T55-ZUX6" />
  <attribute name="summary" value="Ground based in situ observations of PTR-MS at Barcelona (ES0019U). 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: acetonitrile in air (mole_fraction_of_aceto_nitrile_in_air), benzene in air (mole_fraction_of_benzene_in_air), benzene in air (mole_fraction_of_benzene_in_air), ethanal in air (mole_fraction_of_ethanal_in_air), ethanal in air (mass_concentration_of_ethanal_in_air), isoprene in air (mass_concentration_of_isoprene_in_air), isoprene in air (mole_fraction_of_isoprene_in_air), mass_107.086_organic_compounds in air, mass_59_organic_compounds in air, mass_71_organic_compounds in air, mass_73.065_organic_compounds in air, methanol in air (mole_fraction_of_methanol_in_air), monoterpenes in air (mole_fraction_of_monoterpenes_in_air), styrene in air (mole_fraction_of_styrene_in_air), styrene in air (mass_concentration_of_styrene_in_air), toluene in air (mole_fraction_of_toluene_in_air), toluene in air (mole_fraction_of_toluene_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, Jordi Girona 18-26, 08034, Barcelona, Spain" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2023-04-18T00:00:00 UTC" />
  <attribute name="date_metadata_modified" value="2023-04-18T00:00:00 UTC" />
  <attribute name="creator_name" value="Ana Maria Yañez-Serrano, Roger Seco, Andres Alastuey" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="ana.yanez@idaea.csic.es, roger.seco@idaea.csic.es, " />
  <attribute name="creator_institution" value="&quot;IDAEA-CSIC, EGAR&quot;, &quot;IDAEA-CSIC, EGAR&quot;, " />
  <attribute name="contributor_name" value="Ana Maria Yañez-Serrano" />
  <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 (41.39 2.116111 80.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="41.39" />
  <attribute name="geospatial_lat_max" type="double" value="41.39" />
  <attribute name="geospatial_lon_min" type="double" value="2.116111" />
  <attribute name="geospatial_lon_max" type="double" value="2.116111" />
  <attribute name="geospatial_vertical_min" type="double" value="80.0" />
  <attribute name="geospatial_vertical_max" type="double" value="80.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2021-10-07T00:01:00 UTC" />
  <attribute name="time_coverage_end" value="2023-01-01T00:01:00 UTC" />
  <attribute name="time_coverage_duration" value="P0001-02-25T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-00T01:00:00" />
  <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="Ana Maria Yañez-Serrano, Roger Seco, Andres Alastuey, acetonitrile, benzene, ethanal, isoprene, mass_107.086_organic_compounds, mass_59_organic_compounds, mass_71_organic_compounds, mass_73.065_organic_compounds, methanol, monoterpenes, styrene, toluene - PTR-MS at Barcelona, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/6T55-ZUX6" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="6T55-ZUX6.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/6T55-ZUX6" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/6T55-ZUX6" />
  <attribute name="ebas_file_creation" value="2023-12-12T11:02:54.236126 UTC" />
  <attribute name="ebas_export_state" value="2023-04-24T14:41:05.824198 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20211007000100" />
  <attribute name="ebas_revision_date" value="20230418000000" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_statistics" value="arithmetic mean" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="15mo" />
  <attribute name="ebas_resolution_code" value="1h" />
  <attribute name="ebas_sample_duration" value="1h" />
  <attribute name="ebas_station_code" value="ES0019U" />
  <attribute name="ebas_platform_code" value="ES0019S" />
  <attribute name="ebas_station_name" value="Barcelona" />
  <attribute name="ebas_station_latitude" value="41.39" />
  <attribute name="ebas_station_longitude" value="2.116111" />
  <attribute name="ebas_station_altitude" value="80.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="ES05L" />
  <attribute name="ebas_instrument_type" value="PTR-MS" />
  <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
  <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
  <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
  <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
  <attribute name="ebas_inlet_type" value="Hat or hood" />
  <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
  <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
  <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
  <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
  <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="Alastuey, Andres, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
  <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="_NCProperties" value="version=2,netcdf=4.9.0,hdf5=1.12.2" />
  <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;Ana Maria Yañez-Serrano, Roger Seco, Andres Alastuey, acetonitrile, benzene, ethanal, isoprene, mass_107.086_organic_compounds, mass_59_organic_compounds, mass_71_organic_compounds, mass_73.065_organic_compounds, methanol, monoterpenes, styrene, toluene - PTR-MS at Barcelona, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/6T55-ZUX6&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;6T55-ZUX6.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/6T55-ZUX6&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/6T55-ZUX6&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-12T11:02:54.236126 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2023-04-24T14:41:05.824198 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20211007000100&quot;,&#xA;    &quot;Revision date&quot;: &quot;20230418000000&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Statistics&quot;: &quot;arithmetic mean&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;15mo&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1h&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1h&quot;,&#xA;    &quot;Station code&quot;: &quot;ES0019U&quot;,&#xA;    &quot;Platform code&quot;: &quot;ES0019S&quot;,&#xA;    &quot;Station name&quot;: &quot;Barcelona&quot;,&#xA;    &quot;Station latitude&quot;: &quot;41.39&quot;,&#xA;    &quot;Station longitude&quot;: &quot;2.116111&quot;,&#xA;    &quot;Station altitude&quot;: &quot;80.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Matrix&quot;: &quot;air&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;ES05L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;PTR-MS&quot;,&#xA;    &quot;Instrument name&quot;: &quot;PTR-TOF-MS_BCN_01&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Ionicon Analytik&quot;,&#xA;    &quot;Instrument model&quot;: &quot;PTR-TOF 4000&quot;,&#xA;    &quot;Method ref&quot;: &quot;ES05L_PTR-TOF-MS&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Hat or hood&quot;,&#xA;    &quot;Inlet description&quot;: &quot;5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated.&quot;,&#xA;    &quot;Detection limit expl.&quot;: &quot;Determined by instrument counting statistics, detection limit flag is used (147)&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero/negative possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit&quot;,&#xA;    &quot;Organization&quot;: &quot;ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain&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;Alastuey, Andres, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;&#xA;}" />
  <attribute name="standard_name_vocabulary" value="CF-1.7, ACDD-1.3" />
  <attribute name="history" value="None" />
  <attribute name="creator_url" value="ebas.nilu.no" />
  <attribute name="_CoordSysBuilder" value="ucar.nc2.internal.dataset.conv.CF1Convention" />
  <dimension name="time" length="8849" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="acetonitrile_qc_flags" length="1" />
  <dimension name="benzene_ng_per_m3_qc_flags" length="1" />
  <dimension name="benzene_pmol_per_mol_qc_flags" length="1" />
  <dimension name="ethanal_nmol_per_mol_qc_flags" length="1" />
  <dimension name="ethanal_ug_per_m3_qc_flags" length="1" />
  <dimension name="isoprene_ng_per_m3_qc_flags" length="1" />
  <dimension name="isoprene_pmol_per_mol_qc_flags" length="1" />
  <dimension name="mass_107.086_organic_compounds_qc_flags" length="1" />
  <dimension name="mass_59_organic_compounds_qc_flags" length="1" />
  <dimension name="mass_71_organic_compounds_qc_flags" length="1" />
  <dimension name="mass_73.065_organic_compounds_qc_flags" length="1" />
  <dimension name="methanol_qc_flags" length="1" />
  <dimension name="monoterpenes_qc_flags" length="1" />
  <dimension name="styrene_pmol_per_mol_qc_flags" length="1" />
  <dimension name="styrene_ug_per_m3_qc_flags" length="1" />
  <dimension name="toluene_ng_per_m3_qc_flags" length="1" />
  <dimension name="toluene_pmol_per_mol_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2021-10-07T00:31:00Z" />
    <attribute name="time_coverage_end" value="2022-12-31T23:31:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="4403.0" />
    <attribute name="time_coverage_duration" value="P0Y0M450DT23H0M0.000S" />
  </group>
  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-18" />
    <attribute name="nciso_version" value="2.4.8" />
  </group>
  <variable name="time_bnds" shape="time tbnds" type="double">
    <attribute name="long_name" value="time bounds for measurement" />
  </variable>
  <variable name="metadata_time_bnds" shape="metadata_time tbnds" type="double">
    <attribute name="long_name" value="time bounds for ebas metadata intervals" />
  </variable>
  <variable name="acetonitrile" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_aceto_nitrile_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="acetonitrile_qc acetonitrile_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="acetonitrile" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="7.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="8.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="acetonitrile_qc" shape="acetonitrile_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="acetonitrile_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="benzene_ng_per_m3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_benzene_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ng/m3" />
    <attribute name="ancillary_variables" value="benzene_ng_per_m3_qc benzene_ng_per_m3_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="benzene" />
    <attribute name="ebas_unit" value="ng/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="6.9701179 ng/m3" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'pmol/mol' to 'ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 3.485058937. Detection limit converted from '2.0 pmol/mol' to '6.9701179 ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 3.485058937." />
  </variable>
  <variable name="benzene_ng_per_m3_qc" shape="benzene_ng_per_m3_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="benzene_ng_per_m3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="benzene_pmol_per_mol" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_benzene_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="benzene_pmol_per_mol_qc benzene_pmol_per_mol_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="benzene" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="2.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="benzene_pmol_per_mol_qc" shape="benzene_pmol_per_mol_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="benzene_pmol_per_mol_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ethanal_nmol_per_mol" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_ethanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="ethanal_nmol_per_mol_qc ethanal_nmol_per_mol_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ethanal" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <attribute name="ebas_detection_limit" value="0.055 nmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="7.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'pmol/mol' to 'ug/m3' at 273.15 K, 1013.25 hPa, conversion factor 0.00196544403511. Detection limit converted from '55.0 pmol/mol' to '0.108099421931 ug/m3' at 273.15 K, 1013.25 hPa, conversion factor 0.00196544403511. -- Data converted on export from EBAS from 'ug/m3' at 273.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.5087908798909. Detection limit converted from '0.108099421931 ug/m3' at 273.15 K, 1013.25 hPa to '0.055 nmol/mol', conversion factor 0.5087908798909." />
  </variable>
  <variable name="ethanal_nmol_per_mol_qc" shape="ethanal_nmol_per_mol_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="ethanal_nmol_per_mol_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="ethanal_ug_per_m3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_ethanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="ethanal_ug_per_m3_qc ethanal_ug_per_m3_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="ethanal" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="0.108099421931 ug/m3" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="7.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'pmol/mol' to 'ug/m3' at 273.15 K, 1013.25 hPa, conversion factor 0.00196544403511. Detection limit converted from '55.0 pmol/mol' to '0.108099421931 ug/m3' at 273.15 K, 1013.25 hPa, conversion factor 0.00196544403511." />
  </variable>
  <variable name="ethanal_ug_per_m3_qc" shape="ethanal_ug_per_m3_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="ethanal_ug_per_m3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="isoprene_ng_per_m3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_isoprene_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ng/m3" />
    <attribute name="ancillary_variables" value="isoprene_ng_per_m3_qc isoprene_ng_per_m3_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="isoprene" />
    <attribute name="ebas_unit" value="ng/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="12.1565266 ng/m3" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="8.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'pmol/mol' to 'ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 3.0391316499. Detection limit converted from '4.0 pmol/mol' to '12.1565266 ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 3.0391316499." />
  </variable>
  <variable name="isoprene_ng_per_m3_qc" shape="isoprene_ng_per_m3_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="isoprene_ng_per_m3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="isoprene_pmol_per_mol" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_isoprene_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="isoprene_pmol_per_mol_qc isoprene_pmol_per_mol_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="isoprene" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="4.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="8.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="isoprene_pmol_per_mol_qc" shape="isoprene_pmol_per_mol_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="isoprene_pmol_per_mol_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="mass_107.086_organic_compounds" 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="mass_107.086_organic_compounds_qc mass_107.086_organic_compounds_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="mass_107.086_organic_compounds" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="5.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="mass_107.086_organic_compounds_qc" shape="mass_107.086_organic_compounds_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="mass_107.086_organic_compounds_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="mass_59_organic_compounds" 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="mass_59_organic_compounds_qc mass_59_organic_compounds_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="mass_59_organic_compounds" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="9.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="mass_59_organic_compounds_qc" shape="mass_59_organic_compounds_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="mass_59_organic_compounds_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="mass_71_organic_compounds" 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="mass_71_organic_compounds_qc mass_71_organic_compounds_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="mass_71_organic_compounds" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="4.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="7.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="mass_71_organic_compounds_qc" shape="mass_71_organic_compounds_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="mass_71_organic_compounds_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="mass_73.065_organic_compounds" 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="mass_73.065_organic_compounds_qc mass_73.065_organic_compounds_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="mass_73.065_organic_compounds" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="4.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="7.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="mass_73.065_organic_compounds_qc" shape="mass_73.065_organic_compounds_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="mass_73.065_organic_compounds_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methanol" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_methanol_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="methanol_qc methanol_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="methanol" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="41.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="8.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="methanol_qc" shape="methanol_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="methanol_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="monoterpenes" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_monoterpenes_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="monoterpenes_qc monoterpenes_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="monoterpenes" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="1.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="monoterpenes_qc" shape="monoterpenes_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="monoterpenes_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="styrene_pmol_per_mol" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_styrene_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="styrene_pmol_per_mol_qc styrene_pmol_per_mol_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="styrene" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <attribute name="ebas_detection_limit" value="3.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'pmol/mol' to 'ug/m3' at 273.15 K, 1013.25 hPa, conversion factor 0.004646745248829. Detection limit converted from '3.0 pmol/mol' to '0.0139402357465 ug/m3' at 273.15 K, 1013.25 hPa, conversion factor 0.004646745248829. -- Data converted on export from EBAS from 'ug/m3' at 273.15 K, 1013.25 hPa to 'pmol/mol', conversion factor 215.204395001407. Detection limit converted from '0.0139402357465 ug/m3' at 273.15 K, 1013.25 hPa to '3.0 pmol/mol', conversion factor 215.204395001407." />
  </variable>
  <variable name="styrene_pmol_per_mol_qc" shape="styrene_pmol_per_mol_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="styrene_pmol_per_mol_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="styrene_ug_per_m3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_styrene_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="styrene_ug_per_m3_qc styrene_ug_per_m3_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="styrene" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="0.0139402357465 ug/m3" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on import into EBAS from 'pmol/mol' to 'ug/m3' at 273.15 K, 1013.25 hPa, conversion factor 0.004646745248829. Detection limit converted from '3.0 pmol/mol' to '0.0139402357465 ug/m3' at 273.15 K, 1013.25 hPa, conversion factor 0.004646745248829." />
  </variable>
  <variable name="styrene_ug_per_m3_qc" shape="styrene_ug_per_m3_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="styrene_ug_per_m3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="toluene_ng_per_m3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_toluene_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ng/m3" />
    <attribute name="ancillary_variables" value="toluene_ng_per_m3_qc toluene_ng_per_m3_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="toluene" />
    <attribute name="ebas_unit" value="ng/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="20.55437025 ng/m3" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="Data converted on export from EBAS from 'pmol/mol' to 'ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 4.1108740492. Detection limit converted from '5.0 pmol/mol' to '20.55437025 ng/m3' at 273.15 K, 1013.25 hPa, conversion factor 4.1108740492." />
  </variable>
  <variable name="toluene_ng_per_m3_qc" shape="toluene_ng_per_m3_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="toluene_ng_per_m3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="toluene_pmol_per_mol" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_toluene_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="toluene_pmol_per_mol_qc toluene_pmol_per_mol_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="20230418000000" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1h" />
    <attribute name="ebas_station_code" value="ES0019U" />
    <attribute name="ebas_platform_code" value="ES0019S" />
    <attribute name="ebas_station_name" value="Barcelona" />
    <attribute name="ebas_station_latitude" value="41.39" />
    <attribute name="ebas_station_longitude" value="2.116111" />
    <attribute name="ebas_station_altitude" value="80.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="toluene" />
    <attribute name="ebas_unit" value="pmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="ES05L" />
    <attribute name="ebas_instrument_type" value="PTR-MS" />
    <attribute name="ebas_instrument_name" value="PTR-TOF-MS_BCN_01" />
    <attribute name="ebas_instrument_manufacturer" value="Ionicon Analytik" />
    <attribute name="ebas_instrument_model" value="PTR-TOF 4000" />
    <attribute name="ebas_method_ref" value="ES05L_PTR-TOF-MS" />
    <attribute name="ebas_inlet_type" value="Hat or hood" />
    <attribute name="ebas_inlet_description" value="5m inlet on top of cabin. Until 6/4/2022 inlet was a 1/8 teflon line without any insulation. Thereafter, inlet was heated and insulated." />
    <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" value="5.0 pmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Determined by instrument counting statistics, detection limit flag is used (147)" />
    <attribute name="ebas_measurement_uncertainty" value="6.0 %" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero and negative values may appear due to statistical variations and calibration uncertainty below the detection limit" />
    <attribute name="ebas_organization" value="ES05L, Institute of Environmental Assessment and Water Research, IDAEA-CSIC, , Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <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="Alastuey, Andres, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Yañez-Serrano, Ana Maria, ana.yanez@idaea.csic.es, IDAEA-CSIC, EGAR, , Carrer Jordi Girona 18-26, , 08034, Barcelona, Spain" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="toluene_pmol_per_mol_qc" shape="toluene_pmol_per_mol_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="toluene_pmol_per_mol_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>
