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  <attribute name="Conventions" value="CF-1.8, ACDD-1.3" />
  <attribute name="featureType" value="timeSeries" />
  <attribute name="title" value="Ground based in situ observations of ads_tube at La Tardière (FR0015R)" />
  <attribute name="keywords" value="mole_fraction_of_propanal_in_air, mole_fraction_of_2-methylpropenal_in_air, air, mass_concentration_of_propanone_in_air, mass_concentration_of_methanal_in_air, methanal, mass_concentration_of_ethanedial_in_air, mass_concentration_of_propanal_in_air, 2-oxopropanal, mass_concentration_of_2_methylpropenal_in_air, 2-methylpropenal, mole_fraction_of_2-oxopropanal_in_air, ethanedial, EMEP, mole_fraction_of_methanal_in_air, propanal, propanone, FR0015R, mass_concentration_of_ethanal_in_air, mole_fraction_of_propanone_in_air, mass_concentration_of_2_oxopropanal_in_air, La Tardière, mole_fraction_of_ethanal_in_air, ethanal, mole_fraction_of_ethanedial_in_air, ACTRIS, GAW-WDCRG" />
  <attribute name="id" value="RN34-JGM9.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/RN34-JGM9" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Stephane Sauvage, 2-methylpropenal, 2-oxopropanal, ethanal, ethanedial, methanal, propanal, propanone - ads_tube at La Tardière, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/RN34-JGM9" />
  <attribute name="summary" value="Ground based in situ observations of ads_tube at La Tardière (FR0015R). 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: 2-methylpropenal in air (mole_fraction_of_2-methylpropenal_in_air), 2-methylpropenal in air (mass_concentration_of_2_methylpropenal_in_air), 2-methylpropenal in air (mole_fraction_of_2-methylpropenal_in_air), 2-methylpropenal in air (mass_concentration_of_2_methylpropenal_in_air), 2-methylpropenal in air (mole_fraction_of_2-methylpropenal_in_air), 2-methylpropenal in air (mass_concentration_of_2_methylpropenal_in_air), 2-oxopropanal in air (mole_fraction_of_2-oxopropanal_in_air), 2-oxopropanal in air (mass_concentration_of_2_oxopropanal_in_air), 2-oxopropanal in air (mole_fraction_of_2-oxopropanal_in_air), 2-oxopropanal in air (mass_concentration_of_2_oxopropanal_in_air), 2-oxopropanal in air (mole_fraction_of_2-oxopropanal_in_air), 2-oxopropanal in air (mass_concentration_of_2_oxopropanal_in_air), ethanal in air (mole_fraction_of_ethanal_in_air), ethanal in air (mass_concentration_of_ethanal_in_air), ethanal in air (mole_fraction_of_ethanal_in_air), ethanal in air (mass_concentration_of_ethanal_in_air), ethanal in air (mole_fraction_of_ethanal_in_air), ethanal in air (mass_concentration_of_ethanal_in_air), ethanedial in air (mole_fraction_of_ethanedial_in_air), ethanedial in air (mass_concentration_of_ethanedial_in_air), ethanedial in air (mole_fraction_of_ethanedial_in_air), ethanedial in air (mass_concentration_of_ethanedial_in_air), ethanedial in air (mole_fraction_of_ethanedial_in_air), ethanedial in air (mass_concentration_of_ethanedial_in_air), methanal in air (mole_fraction_of_methanal_in_air), methanal in air (mass_concentration_of_methanal_in_air), methanal in air (mole_fraction_of_methanal_in_air), methanal in air (mass_concentration_of_methanal_in_air), methanal in air (mole_fraction_of_methanal_in_air), methanal in air (mass_concentration_of_methanal_in_air), propanal in air (mole_fraction_of_propanal_in_air), propanal in air (mass_concentration_of_propanal_in_air), propanal in air (mole_fraction_of_propanal_in_air), propanal in air (mass_concentration_of_propanal_in_air), propanal in air (mole_fraction_of_propanal_in_air), propanal in air (mass_concentration_of_propanal_in_air), propanone in air (mole_fraction_of_propanone_in_air), propanone in air (mass_concentration_of_propanone_in_air), propanone in air (mole_fraction_of_propanone_in_air), propanone in air (mass_concentration_of_propanone_in_air), propanone in air (mole_fraction_of_propanone_in_air), propanone in air (mass_concentration_of_propanone_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="FR07L, Institut Mines Telecom Lille Douai, IMT Lille Douai, SAGE department, 941 rue Charles Bourseul, CS 10838, 59508, Douai, France" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2018-07-09T09:22:53 UTC" />
  <attribute name="date_metadata_modified" value="2018-07-09T09:22:53 UTC" />
  <attribute name="creator_name" value="Stephane Sauvage" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="" />
  <attribute name="creator_institution" value="" />
  <attribute name="contributor_name" value="Stephane Sauvage" />
  <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 (46.65 -0.75 133.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="46.65" />
  <attribute name="geospatial_lat_max" type="double" value="46.65" />
  <attribute name="geospatial_lon_min" type="double" value="-0.75" />
  <attribute name="geospatial_lon_max" type="double" value="-0.75" />
  <attribute name="geospatial_vertical_min" type="double" value="133.0" />
  <attribute name="geospatial_vertical_max" type="double" value="133.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2016-01-04T12:00:00 UTC" />
  <attribute name="time_coverage_end" value="2016-12-30T12:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0000-11-26T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-03T00:00:00" />
  <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="Stephane Sauvage, 2-methylpropenal, 2-oxopropanal, ethanal, ethanedial, methanal, propanal, propanone - ads_tube at La Tardière, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/RN34-JGM9" />
  <attribute name="ebas_set_type_code" value="TI" />
  <attribute name="ebas_timezone" value="UTC" />
  <attribute name="ebas_file_name" value="RN34-JGM9.nc" />
  <attribute name="ebas_represents_doi" value="https://doi.org/10.48597/RN34-JGM9" />
  <attribute name="ebas_contains_doi" value="https://doi.org/10.48597/RN34-JGM9" />
  <attribute name="ebas_file_creation" value="2023-12-13T07:08:55.924959 UTC" />
  <attribute name="ebas_export_state" value="2018-05-07T10:11:01.837000 UTC" />
  <attribute name="ebas_export_filter" value="exclude-900,exclude-invalid" />
  <attribute name="ebas_startdate" value="20160104120000" />
  <attribute name="ebas_revision_date" value="20180709092253" />
  <attribute name="ebas_version" value="1" />
  <attribute name="ebas_version_description" value="initial revision, manually inspected" />
  <attribute name="ebas_data_level" value="2" />
  <attribute name="ebas_period_code" value="1y" />
  <attribute name="ebas_resolution_code" value="3d" />
  <attribute name="ebas_orig_time_res" value="4h" />
  <attribute name="ebas_station_code" value="FR0015R" />
  <attribute name="ebas_platform_code" value="FR0015S" />
  <attribute name="ebas_station_name" value="La Tardière" />
  <attribute name="ebas_station_latitude" value="46.65" />
  <attribute name="ebas_station_longitude" value="-0.75" />
  <attribute name="ebas_station_altitude" value="133.0 m" />
  <attribute name="ebas_measurement_height" value="4.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_matrix" value="air" />
  <attribute name="ebas_laboratory_code" value="FR07L" />
  <attribute name="ebas_instrument_type" value="ads_tube" />
  <attribute name="ebas_instrument_name" value="OVOC_offline_FR15" />
  <attribute name="ebas_instrument_manufacturer" value="Waters" />
  <attribute name="ebas_instrument_model" value="Sep-Pak XPoSure Sampler WAT047205" />
  <attribute name="ebas_method_ref" value="FR07L_OVOCs_analysis" />
  <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
  <attribute name="ebas_calibration_standard_id" value="SUPELCO TO11 IP-6A" />
  <attribute name="ebas_inlet_type" value="Stainless steel" />
  <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
  <attribute name="ebas_detection_limit_expl" value="Analytical detection limit based on instrument noise, 3 time signal to noise ratio" />
  <attribute name="ebas_measurement_uncertainty_expl" value="Includes reproducibility (precision) + systematic errors (accuracy)" />
  <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
  <attribute name="ebas_organization" value="FR07L, Institut Mines Telecom Lille Douai, IMT Lille Douai, SAGE department, 941 rue Charles Bourseul, CS 10838, 59508, Douai, France" />
  <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="Sauvage, Stephane, , , , , , , , , " />
  <attribute name="ebas_submitter" value="Sauvage, Stephane, , , , , , , , , " />
  <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;Stephane Sauvage, 2-methylpropenal, 2-oxopropanal, ethanal, ethanedial, methanal, propanal, propanone - ads_tube at La Tardière, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/RN34-JGM9&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;RN34-JGM9.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/RN34-JGM9&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/RN34-JGM9&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-13T07:08:55.924959 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2018-05-07T10:11:01.837000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20160104120000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20180709092253&quot;,&#xA;    &quot;Version&quot;: &quot;1&quot;,&#xA;    &quot;Version description&quot;: &quot;initial revision, manually inspected&quot;,&#xA;    &quot;Data level&quot;: &quot;2&quot;,&#xA;    &quot;Period code&quot;: &quot;1y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;3d&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;4h&quot;,&#xA;    &quot;Station code&quot;: &quot;FR0015R&quot;,&#xA;    &quot;Platform code&quot;: &quot;FR0015S&quot;,&#xA;    &quot;Station name&quot;: &quot;La Tardière&quot;,&#xA;    &quot;Station latitude&quot;: &quot;46.65&quot;,&#xA;    &quot;Station longitude&quot;: &quot;-0.75&quot;,&#xA;    &quot;Station altitude&quot;: &quot;133.0 m&quot;,&#xA;    &quot;Measurement height&quot;: &quot;4.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Matrix&quot;: &quot;air&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;FR07L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;ads_tube&quot;,&#xA;    &quot;Instrument name&quot;: &quot;OVOC_offline_FR15&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Waters&quot;,&#xA;    &quot;Instrument model&quot;: &quot;Sep-Pak XPoSure Sampler WAT047205&quot;,&#xA;    &quot;Method ref&quot;: &quot;FR07L_OVOCs_analysis&quot;,&#xA;    &quot;Standard method&quot;: &quot;SOP=EMEP_manual_v2014&quot;,&#xA;    &quot;Calibration standard ID&quot;: &quot;SUPELCO TO11 IP-6A&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Stainless steel&quot;,&#xA;    &quot;Inlet description&quot;: &quot;including a KI-scrubber for ozone&quot;,&#xA;    &quot;Detection limit expl.&quot;: &quot;Analytical detection limit based on instrument noise, 3 time signal to noise ratio&quot;,&#xA;    &quot;Measurement uncertainty expl.&quot;: &quot;Includes reproducibility (precision) + systematic errors (accuracy)&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero possible&quot;,&#xA;    &quot;Organization&quot;: &quot;FR07L, Institut Mines Telecom Lille Douai, IMT Lille Douai, SAGE department, 941 rue Charles Bourseul, CS 10838, 59508, Douai, France&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;Sauvage, Stephane, , , , , , , , , &quot;,&#xA;    &quot;Submitter&quot;: &quot;Sauvage, Stephane, , , , , , , , , &quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;&#xA;}" />
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  <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="104" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="2-methylpropenal_pmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="2-methylpropenal_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="2-methylpropenal_pmol_per_mol_ExpUnc2s_qc_flags" length="1" />
  <dimension name="2-methylpropenal_ug_per_m3_ExpUnc2s_qc_flags" length="1" />
  <dimension name="2-methylpropenal_pmol_per_mol_precision_qc_flags" length="1" />
  <dimension name="2-methylpropenal_ug_per_m3_precision_qc_flags" length="1" />
  <dimension name="2-oxopropanal_nmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="2-oxopropanal_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="2-oxopropanal_nmol_per_mol_ExpUnc2s_qc_flags" length="1" />
  <dimension name="2-oxopropanal_ug_per_m3_ExpUnc2s_qc_flags" length="1" />
  <dimension name="2-oxopropanal_nmol_per_mol_precision_qc_flags" length="1" />
  <dimension name="2-oxopropanal_ug_per_m3_precision_qc_flags" length="1" />
  <dimension name="ethanal_nmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="ethanal_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="ethanal_nmol_per_mol_ExpUnc2s_qc_flags" length="1" />
  <dimension name="ethanal_ug_per_m3_ExpUnc2s_qc_flags" length="1" />
  <dimension name="ethanal_nmol_per_mol_precision_qc_flags" length="1" />
  <dimension name="ethanal_ug_per_m3_precision_qc_flags" length="1" />
  <dimension name="ethanedial_nmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="ethanedial_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="ethanedial_nmol_per_mol_ExpUnc2s_qc_flags" length="1" />
  <dimension name="ethanedial_ug_per_m3_ExpUnc2s_qc_flags" length="1" />
  <dimension name="ethanedial_nmol_per_mol_precision_qc_flags" length="1" />
  <dimension name="ethanedial_ug_per_m3_precision_qc_flags" length="1" />
  <dimension name="methanal_nmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="methanal_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="methanal_nmol_per_mol_ExpUnc2s_qc_flags" length="1" />
  <dimension name="methanal_ug_per_m3_ExpUnc2s_qc_flags" length="1" />
  <dimension name="methanal_nmol_per_mol_precision_qc_flags" length="1" />
  <dimension name="methanal_ug_per_m3_precision_qc_flags" length="1" />
  <dimension name="propanal_nmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="propanal_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="propanal_nmol_per_mol_ExpUnc2s_qc_flags" length="1" />
  <dimension name="propanal_ug_per_m3_ExpUnc2s_qc_flags" length="1" />
  <dimension name="propanal_nmol_per_mol_precision_qc_flags" length="1" />
  <dimension name="propanal_ug_per_m3_precision_qc_flags" length="1" />
  <dimension name="propanone_nmol_per_mol_amean_qc_flags" length="1" />
  <dimension name="propanone_ug_per_m3_amean_qc_flags" length="1" />
  <dimension name="propanone_nmol_per_mol_ExpUnc2s_qc_flags" length="1" />
  <dimension name="propanone_ug_per_m3_ExpUnc2s_qc_flags" length="1" />
  <dimension name="propanone_nmol_per_mol_precision_qc_flags" length="1" />
  <dimension name="propanone_ug_per_m3_precision_qc_flags" length="1" />
  <group name="CFMetadata">
    <attribute name="time_coverage_start" value="2016-01-05T00:00:00Z" />
    <attribute name="time_coverage_end" value="2016-12-30T00:00:00Z" />
    <attribute name="time_coverage_units" value="seconds" />
    <attribute name="time_coverage_resolution" value="301980.0" />
    <attribute name="time_coverage_duration" value="P0Y0M360DT0H0M0.000S" />
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  <group name="NCISOMetadata">
    <attribute name="metadata_creation" value="2026-05-18" />
    <attribute name="nciso_version" value="2.4.8" />
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    <attribute name="long_name" value="time bounds for measurement" />
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  <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="2-methylpropenal_pmol_per_mol_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_2-methylpropenal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="pmol/mol" />
    <attribute name="ancillary_variables" value="2-methylpropenal_pmol_per_mol_amean_qc 2-methylpropenal_pmol_per_mol_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
    <attribute name="ebas_station_latitude" value="46.65" />
    <attribute name="ebas_station_longitude" value="-0.75" />
    <attribute name="ebas_station_altitude" value="133.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="2-methylpropenal" />
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    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR07L" />
    <attribute name="ebas_instrument_type" value="ads_tube" />
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    <attribute name="ebas_instrument_manufacturer" value="Waters" />
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    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
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    <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="Sauvage, Stephane, , , , , , , , , " />
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    <attribute name="units" value="1" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="2-methylpropenal_ug_per_m3_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_2_methylpropenal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ebas_orig_time_res" value="4h" />
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  <variable name="2-methylpropenal_ug_per_m3_ExpUnc2s" shape="time" type="double">
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    <attribute name="ebas_revision_date" value="20180709092253" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
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    <attribute name="ebas_station_longitude" value="-0.75" />
    <attribute name="ebas_station_altitude" value="133.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="2-methylpropenal" />
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    <attribute name="ebas_comment" value="DNPH cartridges, ozone scrubber, blank systematically substracted" />
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    <attribute name="units" value="1" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_2-oxopropanal_in_air" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
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    <attribute name="ebas_station_altitude" value="133.0 m" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
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    <attribute name="units" value="1" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="2-oxopropanal_ug_per_m3_amean" shape="time" type="double">
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_2-oxopropanal_in_air" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="units" value="1" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="units" value="1" />
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="methanal" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR07L" />
    <attribute name="ebas_instrument_type" value="ads_tube" />
    <attribute name="ebas_instrument_name" value="OVOC_offline_FR15" />
    <attribute name="ebas_instrument_manufacturer" value="Waters" />
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    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
    <attribute name="ebas_calibration_standard_id" value="SUPELCO TO11 IP-6A" />
    <attribute name="ebas_inlet_type" value="Stainless steel" />
    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
    <attribute name="ebas_detection_limit" value="0.02 nmol/mol" />
    <attribute name="ebas_detection_limit_expl" value="Analytical detection limit based on instrument noise, 3 time signal to noise ratio" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Includes reproducibility (precision) + systematic errors (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_organization" value="FR07L, Institut Mines Telecom Lille Douai, IMT Lille Douai, SAGE department, 941 rue Charles Bourseul, CS 10838, 59508, Douai, France" />
    <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="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="DNPH cartridges, ozone scrubber, blank systematically substracted -- Data converted on export from EBAS from 'ug/m3' at 273.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.7465. Detection limit converted from '0.023 ug/m3' at 273.15 K, 1013.25 hPa to '0.02 nmol/mol', conversion factor 0.7465." />
  </variable>
  <variable name="methanal_nmol_per_mol_amean_qc" shape="methanal_nmol_per_mol_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="methanal_nmol_per_mol_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methanal_ug_per_m3_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_methanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="methanal_ug_per_m3_amean_qc methanal_ug_per_m3_amean_ebasmetadata" />
    <attribute name="cell_methods" value="time: mean" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20180709092253" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
    <attribute name="ebas_station_latitude" value="46.65" />
    <attribute name="ebas_station_longitude" value="-0.75" />
    <attribute name="ebas_station_altitude" value="133.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_laboratory_code" value="FR07L" />
    <attribute name="ebas_instrument_type" value="ads_tube" />
    <attribute name="ebas_instrument_name" value="OVOC_offline_FR15" />
    <attribute name="ebas_instrument_manufacturer" value="Waters" />
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    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
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    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
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    <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="Sauvage, Stephane, , , , , , , , , " />
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    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="DNPH cartridges, ozone scrubber, blank systematically substracted" />
  </variable>
  <variable name="methanal_ug_per_m3_amean_qc" shape="methanal_ug_per_m3_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
  </variable>
  <variable name="methanal_ug_per_m3_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methanal_nmol_per_mol_ExpUnc2s" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_methanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
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    <attribute name="cell_methods" value="time: expanded uncertainty 2sigma" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20180709092253" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="expanded uncertainty 2sigma" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
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    <attribute name="ebas_station_longitude" value="-0.75" />
    <attribute name="ebas_station_altitude" value="133.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_laboratory_code" value="FR07L" />
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    <attribute name="ebas_instrument_name" value="OVOC_offline_FR15" />
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    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
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    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
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    <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="Sauvage, Stephane, , , , , , , , , " />
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  </variable>
  <variable name="methanal_nmol_per_mol_ExpUnc2s_qc" shape="methanal_nmol_per_mol_ExpUnc2s_qc_flags time" type="int">
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    <attribute name="units" value="1" />
  </variable>
  <variable name="methanal_nmol_per_mol_ExpUnc2s_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methanal_ug_per_m3_ExpUnc2s" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_methanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
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  <variable name="methanal_ug_per_m3_ExpUnc2s_qc" shape="methanal_ug_per_m3_ExpUnc2s_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
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    <attribute name="units" value="1" />
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  <variable name="methanal_ug_per_m3_ExpUnc2s_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methanal_nmol_per_mol_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_methanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
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    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
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    <attribute name="ebas_station_code" value="FR0015R" />
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    <attribute name="ebas_station_name" value="La Tardière" />
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    <attribute name="ebas_station_longitude" value="-0.75" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_laboratory_code" value="FR07L" />
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    <attribute name="ebas_instrument_name" value="OVOC_offline_FR15" />
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    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
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    <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" />
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  </variable>
  <variable name="methanal_nmol_per_mol_precision_qc" shape="methanal_nmol_per_mol_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
  </variable>
  <variable name="methanal_nmol_per_mol_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="methanal_ug_per_m3_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_methanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="methanal_ug_per_m3_precision_qc methanal_ug_per_m3_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_station_code" value="FR0015R" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="propanal_ug_per_m3_ExpUnc2s" shape="time" type="double">
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  </variable>
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    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
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    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_propanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="propanal_nmol_per_mol_precision_qc propanal_nmol_per_mol_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20180709092253" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
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    <attribute name="ebas_originator" value="Sauvage, Stephane, , , , , , , , , " />
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    <attribute name="ebas_comment" value="DNPH cartridges, ozone scrubber, blank systematically substracted -- Data converted on export from EBAS from 'ug/m3' at 273.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.38591." />
  </variable>
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    <attribute name="units" value="1" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="propanal_ug_per_m3_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_propanal_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="propanal_ug_per_m3_precision_qc propanal_ug_per_m3_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="ebas_station_code" value="FR0015R" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
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    <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" />
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  <variable name="propanal_ug_per_m3_precision_qc" shape="propanal_ug_per_m3_precision_qc_flags time" type="int">
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    <attribute name="units" value="1" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="propanone_nmol_per_mol_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_propanone_in_air" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_station_code" value="FR0015R" />
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    <attribute name="ebas_regime" value="IMG" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="propanone_ug_per_m3_amean" shape="time" type="double">
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="ebas_station_code" value="FR0015R" />
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    <attribute name="ebas_station_altitude" value="133.0 m" />
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    <attribute name="ebas_regime" value="IMG" />
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    <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="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="DNPH cartridges, ozone scrubber, blank systematically substracted -- Data converted on export from EBAS from 'ug/m3' at 273.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.38591." />
  </variable>
  <variable name="propanone_nmol_per_mol_ExpUnc2s_qc" shape="propanone_nmol_per_mol_ExpUnc2s_qc_flags time" type="int">
    <attribute name="units" value="1" />
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
  </variable>
  <variable name="propanone_nmol_per_mol_ExpUnc2s_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="propanone_ug_per_m3_ExpUnc2s" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_propanone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="propanone_ug_per_m3_ExpUnc2s_qc propanone_ug_per_m3_ExpUnc2s_ebasmetadata" />
    <attribute name="cell_methods" value="time: expanded uncertainty 2sigma" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20180709092253" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="expanded uncertainty 2sigma" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
    <attribute name="ebas_station_latitude" value="46.65" />
    <attribute name="ebas_station_longitude" value="-0.75" />
    <attribute name="ebas_station_altitude" value="133.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="propanone" />
    <attribute name="ebas_unit" value="ug/m3" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR07L" />
    <attribute name="ebas_instrument_type" value="ads_tube" />
    <attribute name="ebas_instrument_name" value="OVOC_offline_FR15" />
    <attribute name="ebas_instrument_manufacturer" value="Waters" />
    <attribute name="ebas_instrument_model" value="Sep-Pak XPoSure Sampler WAT047205" />
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    <attribute name="ebas_inlet_type" value="Stainless steel" />
    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
    <attribute name="ebas_volume_std_temperature" value="273.15 K" />
    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
    <attribute name="ebas_detection_limit_expl" value="Analytical detection limit based on instrument noise, 3 time signal to noise ratio" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Includes reproducibility (precision) + systematic errors (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_organization" value="FR07L, Institut Mines Telecom Lille Douai, IMT Lille Douai, SAGE department, 941 rue Charles Bourseul, CS 10838, 59508, Douai, France" />
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    <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="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="DNPH cartridges, ozone scrubber, blank systematically substracted" />
  </variable>
  <variable name="propanone_ug_per_m3_ExpUnc2s_qc" shape="propanone_ug_per_m3_ExpUnc2s_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="propanone_ug_per_m3_ExpUnc2s_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="propanone_nmol_per_mol_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mole_fraction_of_propanone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="nmol/mol" />
    <attribute name="ancillary_variables" value="propanone_nmol_per_mol_precision_qc propanone_nmol_per_mol_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20180709092253" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
    <attribute name="ebas_station_latitude" value="46.65" />
    <attribute name="ebas_station_longitude" value="-0.75" />
    <attribute name="ebas_station_altitude" value="133.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="propanone" />
    <attribute name="ebas_unit" value="nmol/mol" />
    <attribute name="ebas_matrix" value="air" />
    <attribute name="ebas_laboratory_code" value="FR07L" />
    <attribute name="ebas_instrument_type" value="ads_tube" />
    <attribute name="ebas_instrument_name" value="OVOC_offline_FR15" />
    <attribute name="ebas_instrument_manufacturer" value="Waters" />
    <attribute name="ebas_instrument_model" value="Sep-Pak XPoSure Sampler WAT047205" />
    <attribute name="ebas_method_ref" value="FR07L_OVOCs_analysis" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014" />
    <attribute name="ebas_calibration_standard_id" value="SUPELCO TO11 IP-6A" />
    <attribute name="ebas_inlet_type" value="Stainless steel" />
    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
    <attribute name="ebas_detection_limit_expl" value="Analytical detection limit based on instrument noise, 3 time signal to noise ratio" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Includes reproducibility (precision) + systematic errors (accuracy)" />
    <attribute name="ebas_zero_negative_values_code" value="Zero possible" />
    <attribute name="ebas_organization" value="FR07L, Institut Mines Telecom Lille Douai, IMT Lille Douai, SAGE department, 941 rue Charles Bourseul, CS 10838, 59508, Douai, France" />
    <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="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_submitter" value="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="DNPH cartridges, ozone scrubber, blank systematically substracted -- Data converted on export from EBAS from 'ug/m3' at 273.15 K, 1013.25 hPa to 'nmol/mol', conversion factor 0.38591." />
  </variable>
  <variable name="propanone_nmol_per_mol_precision_qc" shape="propanone_nmol_per_mol_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="propanone_nmol_per_mol_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="propanone_ug_per_m3_precision" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_propanone_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug/m3" />
    <attribute name="ancillary_variables" value="propanone_ug_per_m3_precision_qc propanone_ug_per_m3_precision_ebasmetadata" />
    <attribute name="cell_methods" value="time: precision" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20180709092253" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
    <attribute name="ebas_statistics" value="precision" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_orig_time_res" value="4h" />
    <attribute name="ebas_station_code" value="FR0015R" />
    <attribute name="ebas_platform_code" value="FR0015S" />
    <attribute name="ebas_station_name" value="La Tardière" />
    <attribute name="ebas_station_latitude" value="46.65" />
    <attribute name="ebas_station_longitude" value="-0.75" />
    <attribute name="ebas_station_altitude" value="133.0 m" />
    <attribute name="ebas_measurement_height" value="4.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="propanone" />
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    <attribute name="ebas_laboratory_code" value="FR07L" />
    <attribute name="ebas_instrument_type" value="ads_tube" />
    <attribute name="ebas_instrument_name" value="OVOC_offline_FR15" />
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    <attribute name="ebas_inlet_description" value="including a KI-scrubber for ozone" />
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    <attribute name="ebas_volume_std_pressure" value="1013.25 hPa" />
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    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Kjetil Tørseth" />
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    <attribute name="ebas_submitter" value="Sauvage, Stephane, , , , , , , , , " />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
    <attribute name="ebas_comment" value="DNPH cartridges, ozone scrubber, blank systematically substracted" />
  </variable>
  <variable name="propanone_ug_per_m3_precision_qc" shape="propanone_ug_per_m3_precision_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
    <attribute name="missing_value" type="int" value="0" />
    <attribute name="units" value="1" />
  </variable>
  <variable name="propanone_ug_per_m3_precision_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="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>
