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  <attribute name="title" value="OC/EC at Bor Gradski park" />
  <attribute name="summary" value="OC/EC at Bor Gradski park. These measurements are gathered as a part of the following projects ATMO-ACCESS, CAMPAIGN, WeBaSOOP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['elemental_carbon in pm10 (mass_concentration_of_elemental_carbon_in_pm10_in_air)', 'organic_carbon in pm10 (mass_concentration_of_organic_carbon_in_pm10_in_air)', 'total_carbon in pm10 (mass_concentration_of_total_carbon_in_pm10_in_air)']" />
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  <attribute name="doi" value="https://doi.org/10.48597/86TC-6VGF" />
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  <attribute name="citation" value="Jovasevic-Stojanovic, M., Petrovic, B., Zivkovic, M., Kovacevic, R., ATMO-ACCESS, CAMPAIGN, WeBaSOOP, 2025, OC/EC at Bor Gradski park, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/86TC-6VGF" />
  <attribute name="source" value="surface observation" />
  <attribute name="institution" value="RS01L &quot;Vinca Institute of Nuclear Sciences&quot; &quot;Radiation and Environmental Protection Laboratory&quot; &quot;P.O.Box 522&quot; 11001 Belgrade Serbia" />
  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2025-09-03T15:38:24.789077Z" />
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  <attribute name="creator_name" value="Milena Jovasevic-Stojanovic, Bojana Petrovic, Marija Zivkovic, Renata Kovacevic" />
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  <attribute name="contributor_name" value="Bojana Petrovic" />
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  <attribute name="geospatial_bounds" value="POINT Z (44.076003 22.099514 378.0)" />
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  <attribute name="ebas_station_setting" value="Urban and center city" />
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  <attribute name="ebas_regime" value="IMG" />
  <attribute name="ebas_unit" value="ug C/m3" />
  <attribute name="ebas_matrix" value="pm10" />
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  <attribute name="ebas_blank_correction" value="Not blank corrected" />
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  <attribute name="ebas_charring_correction" value="By laser transmission" />
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  <attribute name="ebas_framework_description" value="&quot;ATMO-ACCESS is the organized response of distributed atmospheric research facilities for developing a pilot for a new model of Integrating Activities. The project will deliver a series of recommendations for establishing a comprehensive and sustainable framework for access to distributed atmospheric Research Infrastructures (RI), ensuring integrated access to and optimised use of the services they provide.&quot;, , " />
  <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Wenche Aas, " />
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  <dimension name="time" length="171" />
  <dimension name="tbnds" length="2" />
  <dimension name="metadata_time" length="1" />
  <dimension name="elemental_carbon_amean_qc_flags" length="1" />
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    <attribute name="ebas_analytical_instrument_manufacturer" value="Sunset Laboratory" />
    <attribute name="ebas_analytical_instrument_model" value="OCEC Lab Instrument Model 5L" />
    <attribute name="ebas_analytical_instrument_serial_number" value="354" />
    <attribute name="ebas_method_ref" value="RS01L_OCEC_Sunset_VINCA" />
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    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="Upward facing with rain shield" />
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    <attribute name="ebas_exposed_filter_area" value="14.5 cm2" />
    <attribute name="ebas_filter_description" value="PALLFLEX Tissuequartz 2500QAT-UP 47mm" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_filter_conditioning" value="293.15 K, 50.0 %RH, 48.0 h" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_artifact_correction" value="None" />
    <attribute name="ebas_charring_correction" value="By laser transmission" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="filter kept at ambient conditions together with sampling head" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="LOD based on 3 x sd of fieldblanks" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Measurement uncertainty includes quantifiable uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="RS01L, Vinca Institute of Nuclear Sciences, , Radiation and Environmental Protection Laboratory, P.O.Box 522, , 11001, Belgrade, Serbia" />
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    <attribute name="ebas_framework_name" value="Sustainable Access to Atmospheric Research Facilities, , Research Reinforcing in the Western Balkans in Offline and Online Monitoring and Source Identification of Atmospheric Particles" />
    <attribute name="ebas_framework_description" value="&quot;ATMO-ACCESS is the organized response of distributed atmospheric research facilities for developing a pilot for a new model of Integrating Activities. The project will deliver a series of recommendations for establishing a comprehensive and sustainable framework for access to distributed atmospheric Research Infrastructures (RI), ensuring integrated access to and optimised use of the services they provide.&quot;, , " />
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    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ATMO-ACCESS, CAMPAIGN, WeBaSOOP. Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the data included are affiliated with the framework of WeBaSOOP project (ID nr. 101060170). Request acknowledgement details from data originator" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticleelementalcarbonmassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle elemental carbon mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/PM10" />
    <attribute name="actris_matrix_preferred_term" value="PM10" />
    <attribute name="actris_constraints_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/expressedascarbon, https://vocabulary.actris.nilu.no/actris_vocab/elemental" />
    <attribute name="actris_constraints_preferred_term" value="expressed as carbon, elemental" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/lowvolumesampler" />
    <attribute name="actris_instrument_type_preferred_term" value="low volume sampler" />
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    <attribute name="actris_framework_preferred_term" value="ATMO-ACCESS" />
    <attribute name="actris_temporal_resolution" value="P2D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </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" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm10_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_qc organic_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="2025-08-25T00:00:00.000000Z" />
    <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="RS0007U" />
    <attribute name="ebas_platform_code" value="RS0007S" />
    <attribute name="ebas_station_name" value="Bor Gradski park" />
    <attribute name="ebas_station_land_use" value="Urban park" />
    <attribute name="ebas_station_setting" value="Urban and center city" />
    <attribute name="ebas_station_latitude" type="double" value="44.076003" />
    <attribute name="ebas_station_longitude" type="double" value="22.099514" />
    <attribute name="ebas_station_altitude" value="378.0 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="pm10" />
    <attribute name="ebas_laboratory_code" value="RS04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="Bor_lvs_ds_0001" />
    <attribute name="ebas_instrument_manufacturer" value="Mega System" />
    <attribute name="ebas_instrument_model" value="Lifetek PMS" />
    <attribute name="ebas_analytical_laboratory_code" value="RS01L" />
    <attribute name="ebas_analytical_measurement_technique" value="thermal-optical_analysis" />
    <attribute name="ebas_analytical_instrument_name" value="OCEC_Sunset_Vinca" />
    <attribute name="ebas_analytical_instrument_manufacturer" value="Sunset Laboratory" />
    <attribute name="ebas_analytical_instrument_model" value="OCEC Lab Instrument Model 5L" />
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    <attribute name="ebas_method_ref" value="RS01L_OCEC_Sunset_VINCA" />
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    <attribute name="ebas_inlet_description" value="Upward facing with rain shield" />
    <attribute name="ebas_flow_rate" value="38.3 l/min" />
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    <attribute name="ebas_exposed_filter_area" value="14.5 cm2" />
    <attribute name="ebas_filter_description" value="PALLFLEX Tissuequartz 2500QAT-UP 47mm" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_filter_conditioning" value="293.15 K, 50.0 %RH, 48.0 h" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_artifact_correction" value="None" />
    <attribute name="ebas_charring_correction" value="By laser transmission" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="filter kept at ambient conditions together with sampling head" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit" value="0.43 ug C/m3" />
    <attribute name="ebas_detection_limit_expl" value="LOD based on 3 x sd of fieldblanks" />
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    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="RS01L, Vinca Institute of Nuclear Sciences, , Radiation and Environmental Protection Laboratory, P.O.Box 522, , 11001, Belgrade, Serbia" />
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    <attribute name="ebas_framework_description" value="&quot;ATMO-ACCESS is the organized response of distributed atmospheric research facilities for developing a pilot for a new model of Integrating Activities. The project will deliver a series of recommendations for establishing a comprehensive and sustainable framework for access to distributed atmospheric Research Infrastructures (RI), ensuring integrated access to and optimised use of the services they provide.&quot;, , " />
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    <attribute name="ebas_submitter" value="&quot;Petrovic, Bojana, bojana.petrovic@vin.bg.ac.rs, , , , , , , , &quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ATMO-ACCESS, CAMPAIGN, WeBaSOOP. Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the data included are affiliated with the framework of WeBaSOOP project (ID nr. 101060170). Request acknowledgement details from data originator" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticleorganiccarbonmassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle organic carbon mass concentration" />
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    <attribute name="actris_framework_preferred_term" value="ATMO-ACCESS" />
    <attribute name="actris_temporal_resolution" value="P2D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
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  <variable name="organic_carbon_amean_qc" shape="organic_carbon_amean_qc_flags time" type="int">
    <attribute name="_FillValue" type="int" value="0" />
    <attribute name="standard_name" value="status_flag" />
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    <attribute name="units" value="1" />
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  <variable name="organic_carbon_amean_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_uncertainty" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_organic_carbon_in_pm10_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
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    <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="2025-08-25T00:00:00.000000Z" />
    <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="RS0007U" />
    <attribute name="ebas_platform_code" value="RS0007S" />
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    <attribute name="ebas_station_latitude" type="double" value="44.076003" />
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    <attribute name="ebas_station_altitude" value="378.0 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="pm10" />
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    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="Bor_lvs_ds_0001" />
    <attribute name="ebas_instrument_manufacturer" value="Mega System" />
    <attribute name="ebas_instrument_model" value="Lifetek PMS" />
    <attribute name="ebas_analytical_laboratory_code" value="RS01L" />
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    <attribute name="ebas_analytical_instrument_name" value="OCEC_Sunset_Vinca" />
    <attribute name="ebas_analytical_instrument_manufacturer" value="Sunset Laboratory" />
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    <attribute name="ebas_filter_description" value="PALLFLEX Tissuequartz 2500QAT-UP 47mm" />
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    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_artifact_correction" value="None" />
    <attribute name="ebas_charring_correction" value="By laser transmission" />
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    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticleorganiccarbonmassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle organic carbon mass concentration" />
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    <attribute name="actris_constraints_preferred_term" value="expressed as carbon" />
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    <attribute name="actris_instrument_type_preferred_term" value="low volume sampler" />
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    <attribute name="actris_access_restriction" type="long" value="0" />
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  <variable name="organic_carbon_uncertainty_qc" shape="organic_carbon_uncertainty_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_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="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_pm10_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
    <attribute name="units" value="ug C/m3" />
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    <attribute name="ebas_revision_date" value="2025-08-25T00:00:00.000000Z" />
    <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="RS0007U" />
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    <attribute name="ebas_station_name" value="Bor Gradski park" />
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    <attribute name="ebas_station_latitude" type="double" value="44.076003" />
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    <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="pm10" />
    <attribute name="ebas_laboratory_code" value="RS04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="Bor_lvs_ds_0001" />
    <attribute name="ebas_instrument_manufacturer" value="Mega System" />
    <attribute name="ebas_instrument_model" value="Lifetek PMS" />
    <attribute name="ebas_analytical_laboratory_code" value="RS01L" />
    <attribute name="ebas_analytical_measurement_technique" value="thermal-optical_analysis" />
    <attribute name="ebas_analytical_instrument_name" value="OCEC_Sunset_Vinca" />
    <attribute name="ebas_analytical_instrument_manufacturer" value="Sunset Laboratory" />
    <attribute name="ebas_analytical_instrument_model" value="OCEC Lab Instrument Model 5L" />
    <attribute name="ebas_analytical_instrument_serial_number" value="354" />
    <attribute name="ebas_method_ref" value="RS01L_OCEC_Sunset_VINCA" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="Upward facing with rain shield" />
    <attribute name="ebas_flow_rate" value="38.3 l/min" />
    <attribute name="ebas_filter_face_velocity" value="44.0 cm/s" />
    <attribute name="ebas_exposed_filter_area" value="14.5 cm2" />
    <attribute name="ebas_filter_description" value="PALLFLEX Tissuequartz 2500QAT-UP 47mm" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_filter_conditioning" value="293.15 K, 50.0 %RH, 48.0 h" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_artifact_correction" value="None" />
    <attribute name="ebas_charring_correction" value="By laser transmission" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="filter kept at ambient conditions together with sampling head" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit" value="0.43 ug C/m3" />
    <attribute name="ebas_detection_limit_expl" value="LOD based on 3 x sd of fieldblanks" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Measurement uncertainty includes quantifiable uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="RS01L, Vinca Institute of Nuclear Sciences, , Radiation and Environmental Protection Laboratory, P.O.Box 522, , 11001, Belgrade, Serbia" />
    <attribute name="ebas_framework_acronym" value="ATMO-ACCESS, CAMPAIGN, WeBaSOOP" />
    <attribute name="ebas_framework_name" value="Sustainable Access to Atmospheric Research Facilities, , Research Reinforcing in the Western Balkans in Offline and Online Monitoring and Source Identification of Atmospheric Particles" />
    <attribute name="ebas_framework_description" value="&quot;ATMO-ACCESS is the organized response of distributed atmospheric research facilities for developing a pilot for a new model of Integrating Activities. The project will deliver a series of recommendations for establishing a comprehensive and sustainable framework for access to distributed atmospheric Research Infrastructures (RI), ensuring integrated access to and optimised use of the services they provide.&quot;, , " />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Wenche Aas, " />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, waa@nilu.no, " />
    <attribute name="ebas_originator" value="&quot;Jovasevic-Stojanovic, Milena, mjovst@vin.bg.ac.rs, Vinca Institute of Nuclear Sciences, VINCA, , Mike Petrovic Alasa 12-14, , 11351, Belgrade, Serbia&quot;, &quot;Petrovic, Bojana, bojana.petrovic@vin.bg.ac.rs, , , , , , , , &quot;, &quot;Zivkovic, Marija, , , , , , , , , &quot;, &quot;Kovacevic, Renata, , , , , , , , , &quot;" />
    <attribute name="ebas_submitter" value="&quot;Petrovic, Bojana, bojana.petrovic@vin.bg.ac.rs, , , , , , , , &quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ATMO-ACCESS, CAMPAIGN, WeBaSOOP. Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the data included are affiliated with the framework of WeBaSOOP project (ID nr. 101060170). Request acknowledgement details from data originator" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticletotalcarbonmassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle total carbon mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/PM10" />
    <attribute name="actris_matrix_preferred_term" value="PM10" />
    <attribute name="actris_constraints_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/expressedascarbon" />
    <attribute name="actris_constraints_preferred_term" value="expressed as carbon" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/lowvolumesampler" />
    <attribute name="actris_instrument_type_preferred_term" value="low volume sampler" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/ATMO-ACCESS" />
    <attribute name="actris_framework_preferred_term" value="ATMO-ACCESS" />
    <attribute name="actris_temporal_resolution" value="P2D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </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_pm10_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="2025-08-25T00:00:00.000000Z" />
    <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="RS0007U" />
    <attribute name="ebas_platform_code" value="RS0007S" />
    <attribute name="ebas_station_name" value="Bor Gradski park" />
    <attribute name="ebas_station_land_use" value="Urban park" />
    <attribute name="ebas_station_setting" value="Urban and center city" />
    <attribute name="ebas_station_latitude" type="double" value="44.076003" />
    <attribute name="ebas_station_longitude" type="double" value="22.099514" />
    <attribute name="ebas_station_altitude" value="378.0 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="pm10" />
    <attribute name="ebas_laboratory_code" value="RS04L" />
    <attribute name="ebas_instrument_type" value="low_vol_sampler" />
    <attribute name="ebas_instrument_name" value="Bor_lvs_ds_0001" />
    <attribute name="ebas_instrument_manufacturer" value="Mega System" />
    <attribute name="ebas_instrument_model" value="Lifetek PMS" />
    <attribute name="ebas_analytical_laboratory_code" value="RS01L" />
    <attribute name="ebas_analytical_measurement_technique" value="thermal-optical_analysis" />
    <attribute name="ebas_analytical_instrument_name" value="OCEC_Sunset_Vinca" />
    <attribute name="ebas_analytical_instrument_manufacturer" value="Sunset Laboratory" />
    <attribute name="ebas_analytical_instrument_model" value="OCEC Lab Instrument Model 5L" />
    <attribute name="ebas_analytical_instrument_serial_number" value="354" />
    <attribute name="ebas_method_ref" value="RS01L_OCEC_Sunset_VINCA" />
    <attribute name="ebas_standard_method" value="SOP=EMEP_manual_v2014, TEMP=EUSAAR_2" />
    <attribute name="ebas_inlet_type" value="Impactor--direct" />
    <attribute name="ebas_inlet_description" value="Upward facing with rain shield" />
    <attribute name="ebas_flow_rate" value="38.3 l/min" />
    <attribute name="ebas_filter_face_velocity" value="44.0 cm/s" />
    <attribute name="ebas_exposed_filter_area" value="14.5 cm2" />
    <attribute name="ebas_filter_description" value="PALLFLEX Tissuequartz 2500QAT-UP 47mm" />
    <attribute name="ebas_medium" value="Quartz" />
    <attribute name="ebas_filter_conditioning" value="293.15 K, 50.0 %RH, 48.0 h" />
    <attribute name="ebas_sample_preparation" value="None" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_artifact_correction" value="None" />
    <attribute name="ebas_charring_correction" value="By laser transmission" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_humidity_temperaure_control_description" value="filter kept at ambient conditions together with sampling head" />
    <attribute name="ebas_volume_std_temperature" value="ambient" />
    <attribute name="ebas_volume_std_pressure" value="ambient" />
    <attribute name="ebas_detection_limit_expl" value="LOD based on 3 x sd of fieldblanks" />
    <attribute name="ebas_measurement_uncertainty_expl" value="Measurement uncertainty includes quantifiable uncertainty" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative impossible" />
    <attribute name="ebas_organization" value="RS01L, Vinca Institute of Nuclear Sciences, , Radiation and Environmental Protection Laboratory, P.O.Box 522, , 11001, Belgrade, Serbia" />
    <attribute name="ebas_framework_acronym" value="ATMO-ACCESS, CAMPAIGN, WeBaSOOP" />
    <attribute name="ebas_framework_name" value="Sustainable Access to Atmospheric Research Facilities, , Research Reinforcing in the Western Balkans in Offline and Online Monitoring and Source Identification of Atmospheric Particles" />
    <attribute name="ebas_framework_description" value="&quot;ATMO-ACCESS is the organized response of distributed atmospheric research facilities for developing a pilot for a new model of Integrating Activities. The project will deliver a series of recommendations for establishing a comprehensive and sustainable framework for access to distributed atmospheric Research Infrastructures (RI), ensuring integrated access to and optimised use of the services they provide.&quot;, , " />
    <attribute name="ebas_framework_contact_name" value="Cathrine Lund Myhre, Wenche Aas, " />
    <attribute name="ebas_framework_contact_email" value="clm@nilu.no, waa@nilu.no, " />
    <attribute name="ebas_originator" value="&quot;Jovasevic-Stojanovic, Milena, mjovst@vin.bg.ac.rs, Vinca Institute of Nuclear Sciences, VINCA, , Mike Petrovic Alasa 12-14, , 11351, Belgrade, Serbia&quot;, &quot;Petrovic, Bojana, bojana.petrovic@vin.bg.ac.rs, , , , , , , , &quot;, &quot;Zivkovic, Marija, , , , , , , , , &quot;, &quot;Kovacevic, Renata, , , , , , , , , &quot;" />
    <attribute name="ebas_submitter" value="&quot;Petrovic, Bojana, bojana.petrovic@vin.bg.ac.rs, , , , , , , , &quot;" />
    <attribute name="ebas_acknowledgement" value="Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the use included data affiliated with the frameworks: ATMO-ACCESS, CAMPAIGN, WeBaSOOP. Data used in this &lt;study/report/figure/etc.&gt; were accessed from EBAS (https://ebas.nilu.no) hosted by NILU. Specifically, the data included are affiliated with the framework of WeBaSOOP project (ID nr. 101060170). Request acknowledgement details from data originator" />
    <attribute name="actris_variable_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/aerosolparticletotalcarbonmassconcentration" />
    <attribute name="actris_variable_preferred_term" value="aerosol particle total carbon mass concentration" />
    <attribute name="actris_matrix_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/PM10" />
    <attribute name="actris_matrix_preferred_term" value="PM10" />
    <attribute name="actris_constraints_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/expressedascarbon" />
    <attribute name="actris_constraints_preferred_term" value="expressed as carbon" />
    <attribute name="actris_timeliness_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/scheduled" />
    <attribute name="actris_timeliness_preferred_term" value="scheduled" />
    <attribute name="actris_instrument_type_uri" value="https://vocabulary.actris.nilu.no/actris_vocab/lowvolumesampler" />
    <attribute name="actris_instrument_type_preferred_term" value="low volume sampler" />
    <attribute name="actris_framework_uri" value="https://vocabulary.actris.nilu.no/actris_controlled_lists/ATMO-ACCESS" />
    <attribute name="actris_framework_preferred_term" value="ATMO-ACCESS" />
    <attribute name="actris_temporal_resolution" value="P2D" />
    <attribute name="actris_access_restriction" type="long" value="0" />
  </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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <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 1900-01-01T00:00:00Z" />
    <attribute name="axis" value="T" />
    <attribute name="calendar" value="standard" />
    <attribute name="bounds" value="metadata_time_bnds" />
    <attribute name="_CoordinateAxisType" value="Time" />
  </variable>
</netcdf>
