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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 low_vol_sampler at Ispra (IT0004R)" />
  <attribute name="keywords" value="total_carbon, mass_concentration_of_elemental_carbon_in_pm2p5_in_air, GAW-WDCA, ACTRIS, pm25, Ispra, organic_carbon, IT0004R, mass_concentration_of_total_carbon_in_pm2p5_in_air, elemental_carbon, mass_concentration_of_organic_carbon_in_pm2p5_in_air, EMEP" />
  <attribute name="id" value="EVHE-WBY9.nc" />
  <attribute name="naming_authority" value="EBAS" />
  <attribute name="project" value="ACTRIS, EMEP, GAW-WDCA" />
  <attribute name="acknowledgement" value="Request acknowledgement details from data originator" />
  <attribute name="doi" value="https://doi.org/10.48597/EVHE-WBY9" />
  <attribute name="license" value="https://creativecommons.org/licenses/by/4.0/" />
  <attribute name="citation" value="Fabrizia Cavalli, Kevin Douglas, Fabrizia Cavalli, Kevin Douglas, Fabrizia Cavalli, JP Putaud, elemental_carbon, organic_carbon, total_carbon - low_vol_sampler at Ispra, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/EVHE-WBY9" />
  <attribute name="summary" value="Ground based in situ observations of low_vol_sampler at Ispra (IT0004R). These measurements are gathered as a part of the following projects ACTRIS, EMEP, GAW-WDCA and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: elemental_carbon in pm25 (mass_concentration_of_elemental_carbon_in_pm2p5_in_air), elemental_carbon in pm25 (mass_concentration_of_elemental_carbon_in_pm2p5_in_air), organic_carbon in pm25 (mass_concentration_of_organic_carbon_in_pm2p5_in_air), organic_carbon in pm25 (mass_concentration_of_organic_carbon_in_pm2p5_in_air), organic_carbon in pm25 (mass_concentration_of_organic_carbon_in_pm2p5_in_air), total_carbon in pm25 (mass_concentration_of_total_carbon_in_pm2p5_in_air), total_carbon in pm25 (mass_concentration_of_total_carbon_in_pm2p5_in_air)" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, 21027, Ispra, Italy" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2019-10-28T09:53:25 UTC" />
  <attribute name="date_metadata_modified" value="2019-10-28T09:53:25 UTC" />
  <attribute name="creator_name" value="Fabrizia Cavalli, Kevin Douglas, Fabrizia Cavalli, Kevin Douglas, Fabrizia Cavalli, JP Putaud" />
  <attribute name="creator_type" value="person" />
  <attribute name="creator_email" value="fabrizia.cavalli@jrc.ec.europa.eu, kevin.douglas@jrc.ec.europa.eu, fabrizia.cavalli@ec.europa.eu, kevin.douglas@ec.europa.eu, fabrizia.cavalli@ec.europa.eu, jean.putaud@ec.europa.eu" />
  <attribute name="creator_institution" value="EC-JRC-IES, EC-JRC-IES, &quot;EC Joint Research Centre, EC-JRC&quot;, &quot;Joint Research Centre, EC-JRC&quot;, &quot;EC Joint Research Centre, EC-JRC&quot;, &quot;EC Joint Research Centre, EC-JRC&quot;" />
  <attribute name="contributor_name" value="JP Putaud, JP Putaud, JP Putaud" />
  <attribute name="contributor_role" value="data submitter, data submitter, 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 (45.8 8.633333 209.0)" />
  <attribute name="geospatial_bounds_crs" value="EPSG:4979" />
  <attribute name="geospatial_lat_min" type="double" value="45.8" />
  <attribute name="geospatial_lat_max" type="double" value="45.8" />
  <attribute name="geospatial_lon_min" type="double" value="8.633333" />
  <attribute name="geospatial_lon_max" type="double" value="8.633333" />
  <attribute name="geospatial_vertical_min" type="double" value="209.0" />
  <attribute name="geospatial_vertical_max" type="double" value="209.0" />
  <attribute name="geospatial_vertical_positive" value="up" />
  <attribute name="time_coverage_start" value="2015-01-01T08:00:00 UTC" />
  <attribute name="time_coverage_end" value="2019-01-01T08:00:00 UTC" />
  <attribute name="time_coverage_duration" value="P0004-00-00T00:00:00" />
  <attribute name="time_coverage_resolution" value="P0000-00-01T00:00:00" />
  <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="Fabrizia Cavalli, Kevin Douglas, Fabrizia Cavalli, Kevin Douglas, Fabrizia Cavalli, JP Putaud, elemental_carbon, organic_carbon, total_carbon - low_vol_sampler at Ispra, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/EVHE-WBY9" />
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  <attribute name="ebas_timezone" value="UTC" />
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  <attribute name="ebas_revision_date" value="20191028095325" />
  <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="4y" />
  <attribute name="ebas_resolution_code" value="1d" />
  <attribute name="ebas_sample_duration" value="1d" />
  <attribute name="ebas_orig_time_res" value="1d" />
  <attribute name="ebas_station_code" value="IT0004R" />
  <attribute name="ebas_platform_code" value="IT0004S" />
  <attribute name="ebas_station_name" value="Ispra" />
  <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
  <attribute name="ebas_station_gaw_id" value="IPR" />
  <attribute name="ebas_station_gaw_name" value="Ispra" />
  <attribute name="ebas_station_land_use" value="Other" />
  <attribute name="ebas_station_setting" value="Rural" />
  <attribute name="ebas_station_gaw_type" value="R" />
  <attribute name="ebas_station_wmo_region" value="6" />
  <attribute name="ebas_station_latitude" value="45.8" />
  <attribute name="ebas_station_longitude" value="8.633333" />
  <attribute name="ebas_station_altitude" value="209.0 m" />
  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_unit" value="ug C/m3" />
  <attribute name="ebas_matrix" value="pm25" />
  <attribute name="ebas_laboratory_code" value="IT04L" />
  <attribute name="ebas_instrument_type" value="low_vol_sampler" />
  <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
  <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
  <attribute name="ebas_instrument_model" value="Partisol2025" />
  <attribute name="ebas_instrument_serial_number" value="B215620603" />
  <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
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  <attribute name="ebas_inlet_type" value="Cyclone" />
  <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
  <attribute name="ebas_medium" value="Quartz" />
  <attribute name="ebas_sample_preparation" value="None" />
  <attribute name="ebas_blank_correction" value="Blank corrected" />
  <attribute name="ebas_humidity_temperaure_control" value="None" />
  <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
  <attribute name="ebas_volume_std_temperature" value="ambient" />
  <attribute name="ebas_volume_std_pressure" value="ambient" />
  <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
  <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
  <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
  <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
  <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
  <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 Aerosols" />
  <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
  <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
  <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
  <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
  <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
  <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
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  <attribute name="Metadata_Conventions" value="Unidata Dataset Discovery v1.0" />
  <attribute name="geospatial_lat_units" value="degrees_north" />
  <attribute name="geospatial_lon_units" value="degrees_east" />
  <attribute name="comment" value="{&#xA;    &quot;Data definition&quot;: &quot;EBAS_1.1&quot;,&#xA;    &quot;Data license&quot;: &quot;https://creativecommons.org/licenses/by/4.0/&quot;,&#xA;    &quot;Citation&quot;: &quot;Fabrizia Cavalli, Kevin Douglas, Fabrizia Cavalli, Kevin Douglas, Fabrizia Cavalli, JP Putaud, elemental_carbon, organic_carbon, total_carbon - low_vol_sampler at Ispra, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/EVHE-WBY9&quot;,&#xA;    &quot;Set type code&quot;: &quot;TI&quot;,&#xA;    &quot;Timezone&quot;: &quot;UTC&quot;,&#xA;    &quot;File name&quot;: &quot;EVHE-WBY9.nc&quot;,&#xA;    &quot;Represents DOI&quot;: &quot;https://doi.org/10.48597/EVHE-WBY9&quot;,&#xA;    &quot;Contains data from DOI&quot;: &quot;https://doi.org/10.48597/EVHE-WBY9&quot;,&#xA;    &quot;File creation&quot;: &quot;2023-12-12T22:42:21.713009 UTC&quot;,&#xA;    &quot;Export state&quot;: &quot;2020-05-28T10:44:46.827000 UTC&quot;,&#xA;    &quot;Export filter&quot;: &quot;exclude-900,exclude-invalid&quot;,&#xA;    &quot;Startdate&quot;: &quot;20150101080000&quot;,&#xA;    &quot;Revision date&quot;: &quot;20191028095325&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;4y&quot;,&#xA;    &quot;Resolution code&quot;: &quot;1d&quot;,&#xA;    &quot;Sample duration&quot;: &quot;1d&quot;,&#xA;    &quot;Orig. time res.&quot;: &quot;1d&quot;,&#xA;    &quot;Station code&quot;: &quot;IT0004R&quot;,&#xA;    &quot;Platform code&quot;: &quot;IT0004S&quot;,&#xA;    &quot;Station name&quot;: &quot;Ispra&quot;,&#xA;    &quot;Station WDCA-ID&quot;: &quot;GAWAIT__IPR&quot;,&#xA;    &quot;Station GAW-ID&quot;: &quot;IPR&quot;,&#xA;    &quot;Station GAW-Name&quot;: &quot;Ispra&quot;,&#xA;    &quot;Station land use&quot;: &quot;Other&quot;,&#xA;    &quot;Station setting&quot;: &quot;Rural&quot;,&#xA;    &quot;Station GAW type&quot;: &quot;R&quot;,&#xA;    &quot;Station WMO region&quot;: &quot;6&quot;,&#xA;    &quot;Station latitude&quot;: &quot;45.8&quot;,&#xA;    &quot;Station longitude&quot;: &quot;8.633333&quot;,&#xA;    &quot;Station altitude&quot;: &quot;209.0 m&quot;,&#xA;    &quot;Regime&quot;: &quot;IMG&quot;,&#xA;    &quot;Unit&quot;: &quot;ug C/m3&quot;,&#xA;    &quot;Matrix&quot;: &quot;pm25&quot;,&#xA;    &quot;Laboratory code&quot;: &quot;IT04L&quot;,&#xA;    &quot;Instrument type&quot;: &quot;low_vol_sampler&quot;,&#xA;    &quot;Instrument name&quot;: &quot;JRC_PM25_01&quot;,&#xA;    &quot;Instrument manufacturer&quot;: &quot;Rupprecht&amp;Patashnick&quot;,&#xA;    &quot;Instrument model&quot;: &quot;Partisol2025&quot;,&#xA;    &quot;Instrument serial number&quot;: &quot;B215620603&quot;,&#xA;    &quot;Method ref&quot;: &quot;IT04L_Denuder+Single-filter+EUSAAR_2&quot;,&#xA;    &quot;Standard method&quot;: &quot;SOP=EN16909:2017, TEMP=EUSAAR_2&quot;,&#xA;    &quot;Inlet type&quot;: &quot;Cyclone&quot;,&#xA;    &quot;Inlet description&quot;: &quot;PM2.5 Partisol sampling head followed by denuder&quot;,&#xA;    &quot;Medium&quot;: &quot;Quartz&quot;,&#xA;    &quot;Sample preparation&quot;: &quot;None&quot;,&#xA;    &quot;Blank correction&quot;: &quot;Blank corrected&quot;,&#xA;    &quot;Humidity/temperature control&quot;: &quot;None&quot;,&#xA;    &quot;Humidity/temperature control description&quot;: &quot;Loaded filter kept at ambient temperature +/- 5K&quot;,&#xA;    &quot;Volume std. temperature&quot;: &quot;ambient&quot;,&#xA;    &quot;Volume std. pressure&quot;: &quot;ambient&quot;,&#xA;    &quot;Detection limit expl.&quot;: &quot;Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty&quot;,&#xA;    &quot;Zero/negative values code&quot;: &quot;Zero/negative possible&quot;,&#xA;    &quot;Zero/negative values&quot;: &quot;Zero/negative values reported as measured and flagged as below detection limit&quot;,&#xA;    &quot;Organization&quot;: &quot;IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy&quot;,&#xA;    &quot;Framework acronym&quot;: &quot;ACTRIS, EMEP, GAW-WDCA&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 Aerosols&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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol 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, Markus Fiebig&quot;,&#xA;    &quot;Framework contact email&quot;: &quot;clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no&quot;,&#xA;    &quot;Originator&quot;: &quot;Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy&quot;,&#xA;    &quot;Submitter&quot;: &quot;Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy&quot;,&#xA;    &quot;Acknowledgement&quot;: &quot;Request acknowledgement details from data originator&quot;&#xA;}" />
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  <attribute name="creator_url" value="ebas.nilu.no" />
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  <dimension name="time" length="1096" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="3" />
  <dimension name="elemental_carbon_amean_qc_flags" length="1" />
  <dimension name="elemental_carbon_uncertainty_qc_flags" length="1" />
  <dimension name="organic_carbon_amean_0_qc_flags" length="1" />
  <dimension name="organic_carbon_amean_1_qc_flags" length="1" />
  <dimension name="organic_carbon_amean_2_qc_flags" length="2" />
  <dimension name="organic_carbon_amean_3_qc_flags" length="1" />
  <dimension name="organic_carbon_max_0_qc_flags" length="1" />
  <dimension name="organic_carbon_max_1_qc_flags" length="1" />
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  <dimension name="total_carbon_amean_qc_flags" length="2" />
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    <attribute name="time_coverage_end" value="2018-12-31T20:00:00Z" />
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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>
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ebas_version" value="1" />
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    <attribute name="ebas_statistics" value="arithmetic mean" />
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    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
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    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="elemental_carbon_amean_qc" shape="elemental_carbon_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="elemental_carbon_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="elemental_carbon_uncertainty" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_elemental_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="elemental_carbon_uncertainty_qc elemental_carbon_uncertainty_ebasmetadata" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20191028095325" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision manually inspected" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="elemental_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
    <attribute name="ebas_instrument_model" value="Partisol2025" />
    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="elemental_carbon_uncertainty_qc" shape="elemental_carbon_uncertainty_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="elemental_carbon_uncertainty_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_amean_0" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_amean_0_qc organic_carbon_amean_0_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="20191028095325" />
    <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_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
    <attribute name="ebas_instrument_model" value="Partisol2025" />
    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_amean_0_qc" shape="organic_carbon_amean_0_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="organic_carbon_amean_0_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_amean_1" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_amean_1_qc organic_carbon_amean_1_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="20191028095325" />
    <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_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
    <attribute name="ebas_instrument_model" value="Partisol2025" />
    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_amean_1_qc" shape="organic_carbon_amean_1_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="organic_carbon_amean_1_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_amean_2" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_amean_2_qc organic_carbon_amean_2_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="20191028095325" />
    <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_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
    <attribute name="ebas_instrument_model" value="Partisol2025" />
    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_amean_2_qc" shape="organic_carbon_amean_2_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="organic_carbon_amean_2_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_amean_3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_amean_3_qc organic_carbon_amean_3_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="20191028095325" />
    <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_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
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    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_amean_3_qc" shape="organic_carbon_amean_3_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="organic_carbon_amean_3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_max_0" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_max_0_qc organic_carbon_max_0_ebasmetadata" />
    <attribute name="cell_methods" value="time: maximum" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20191028095325" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision manually inspected" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
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    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
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    <attribute name="ebas_blank_correction" value="Blank corrected" />
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    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
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    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
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    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
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    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
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  <variable name="organic_carbon_max_0_qc" shape="organic_carbon_max_0_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="organic_carbon_max_0_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="organic_carbon_max_1" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
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    <attribute name="ebas_version_description" value="initial revision manually inspected" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
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    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
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    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
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    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
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    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
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  <variable name="organic_carbon_max_1_qc" shape="organic_carbon_max_1_qc_flags time" type="int">
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    <attribute name="units" value="1" />
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  <variable name="organic_carbon_max_1_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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  <variable name="organic_carbon_max_2" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_max_2_qc organic_carbon_max_2_ebasmetadata" />
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    <attribute name="ebas_revision_date" value="20191028095325" />
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    <attribute name="ebas_version_description" value="initial revision manually inspected" />
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    <attribute name="ebas_data_level" value="2" />
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    <attribute name="ebas_station_code" value="IT0004R" />
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    <attribute name="ebas_station_name" value="Ispra" />
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    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
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    <attribute name="ebas_station_gaw_type" value="R" />
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    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
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    <attribute name="ebas_component" value="organic_carbon" />
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    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_max_2_qc" shape="organic_carbon_max_2_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="organic_carbon_max_2_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_max_3" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_max_3_qc organic_carbon_max_3_ebasmetadata" />
    <attribute name="cell_methods" value="time: maximum" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20191028095325" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision manually inspected" />
    <attribute name="ebas_statistics" value="maximum" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
    <attribute name="ebas_instrument_model" value="Partisol2025" />
    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_max_3_qc" shape="organic_carbon_max_3_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="organic_carbon_max_3_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_uncertainty_0" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_uncertainty_0_qc organic_carbon_uncertainty_0_ebasmetadata" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20191028095325" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision manually inspected" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
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    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
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    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
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    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_uncertainty_0_qc" shape="organic_carbon_uncertainty_0_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" />
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  <variable name="organic_carbon_uncertainty_0_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_uncertainty_1" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_uncertainty_1_qc organic_carbon_uncertainty_1_ebasmetadata" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20191028095325" />
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    <attribute name="ebas_version_description" value="initial revision manually inspected" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
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    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
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    <attribute name="ebas_instrument_serial_number" value="B215620603" />
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    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
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    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
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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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
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    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_uncertainty_1_qc" shape="organic_carbon_uncertainty_1_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="organic_carbon_uncertainty_1_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="organic_carbon_uncertainty_2" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="organic_carbon_uncertainty_2_qc organic_carbon_uncertainty_2_ebasmetadata" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20191028095325" />
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    <attribute name="ebas_version_description" value="initial revision manually inspected" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="organic_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
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    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
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    <attribute name="ebas_blank_correction" value="Blank corrected" />
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    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
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    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
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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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="organic_carbon_uncertainty_2_qc" shape="organic_carbon_uncertainty_2_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="organic_carbon_uncertainty_2_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="total_carbon_amean" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_total_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="total_carbon_amean_qc total_carbon_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="20191028095325" />
    <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_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="total_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
    <attribute name="ebas_instrument_model" value="Partisol2025" />
    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="total_carbon_amean_qc" shape="total_carbon_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="total_carbon_amean_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="total_carbon_uncertainty" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_total_carbon_in_pm2p5_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
    <attribute name="ancillary_variables" value="total_carbon_uncertainty_qc total_carbon_uncertainty_ebasmetadata" />
    <attribute name="cell_methods" value="time: uncertainty" />
    <attribute name="ebas_data_license" value="https://creativecommons.org/licenses/by/4.0/" />
    <attribute name="ebas_revision_date" value="20191028095325" />
    <attribute name="ebas_version" value="1" />
    <attribute name="ebas_version_description" value="initial revision manually inspected" />
    <attribute name="ebas_statistics" value="uncertainty" />
    <attribute name="ebas_data_level" value="2" />
    <attribute name="ebas_sample_duration" value="1d" />
    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="IT0004R" />
    <attribute name="ebas_platform_code" value="IT0004S" />
    <attribute name="ebas_station_name" value="Ispra" />
    <attribute name="ebas_station_wdca_id" value="GAWAIT__IPR" />
    <attribute name="ebas_station_gaw_id" value="IPR" />
    <attribute name="ebas_station_gaw_name" value="Ispra" />
    <attribute name="ebas_station_land_use" value="Other" />
    <attribute name="ebas_station_setting" value="Rural" />
    <attribute name="ebas_station_gaw_type" value="R" />
    <attribute name="ebas_station_wmo_region" value="6" />
    <attribute name="ebas_station_latitude" value="45.8" />
    <attribute name="ebas_station_longitude" value="8.633333" />
    <attribute name="ebas_station_altitude" value="209.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="total_carbon" />
    <attribute name="ebas_unit" value="ug C/m3" />
    <attribute name="ebas_matrix" value="pm25" />
    <attribute name="ebas_laboratory_code" value="IT04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="JRC_PM25_01" />
    <attribute name="ebas_instrument_manufacturer" value="Rupprecht&amp;Patashnick" />
    <attribute name="ebas_instrument_model" value="Partisol2025" />
    <attribute name="ebas_instrument_serial_number" value="B215620603" />
    <attribute name="ebas_method_ref" value="IT04L_Denuder+Single-filter+EUSAAR_2" />
    <attribute name="ebas_standard_method" value="SOP=EN16909:2017, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Cyclone" />
    <attribute name="ebas_inlet_description" value="PM2.5 Partisol sampling head followed by denuder" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="Loaded filter kept at ambient temperature +/- 5K" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of field blanks + instrument uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured and flagged as below detection limit" />
    <attribute name="ebas_organization" value="IT04L, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_framework_acronym" value="ACTRIS, EMEP, GAW-WDCA" />
    <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 Aerosols" />
    <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 Aerosols is the data repository and archive for microphysical, optical, and chemical properties of atmospheric aerosol of the World Meteorological Organisation's (WMO) Global Atmosphere Watch (GAW) programme." />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Kjetil Tørseth, Markus Fiebig" />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, kt@nilu.no, Markus.Fiebig@nilu.no" />
    <attribute name="ebas_originator" value="Putaud, JP, jean.putaud@ec.europa.eu, EC Joint Research Centre, EC-JRC, , Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_submitter" value="Putaud, JP, jean.putaud@jrc.ec.europa.eu, EC Joint Research Centre, EC-JRC-IES, Institute for Environment and Sustainability, Via Enrico Fermi 2749, , 21027, Ispra, Italy" />
    <attribute name="ebas_acknowledgement" value="Request acknowledgement details from data originator" />
  </variable>
  <variable name="total_carbon_uncertainty_qc" shape="total_carbon_uncertainty_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="total_carbon_uncertainty_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>
