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  <attribute name="title" value="PAHs (polycyclic aromatic hydrocarbons, 16) at Diabla Gora" />
  <attribute name="summary" value="PAHs (polycyclic aromatic hydrocarbons, 16) at Diabla Gora. These measurements are gathered as a part of the following projects EMEP and they are stored in the EBAS database (http://ebas.nilu.no/). Parameters measured are: ['benz_a_anthracene in pm10 (mass_concentration_of_benz_a_anthracene_in_pm10_in_air)', 'benzo_a_pyrene in pm10 (mass_concentration_of_benzo_a_pyrene_in_pm10_in_air)', 'benzo_b_fluoranthene in pm10 (mass_concentration_of_benzo_b_fluoranthene_in_pm10_in_air)', 'benzo_k_fluoranthene in pm10 (mass_concentration_of_benzo_k_fluoranthene_in_pm10_in_air)', 'dibenzo_ah_anthracene in pm10 (mass_concentration_of_dibenzo_ah_anthracene_in_pm10_in_air)', 'inden_123cd_pyrene in pm10 (mass_concentration_of_inden_123cd_pyrene_in_pm10_in_air)']" />
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  <attribute name="citation" value="Degorska, A., EMEP, 2025, PAHs (polycyclic aromatic hydrocarbons, 16) at Diabla Gora, data hosted by EBAS at NILU, DOI: https://doi.org/10.48597/QVXV-BVZE" />
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  <attribute name="processing_level" value="processing_level_test" />
  <attribute name="date_created" value="2025-10-29T11:29:25.155537Z" />
  <attribute name="date_metadata_modified" value="2025-10-29T11:29:23 UTC" />
  <attribute name="creator_name" value="Anna Degorska" />
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  <attribute name="contributor_name" value="Anna Degorska" />
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  <attribute name="geospatial_lat_units" value="degrees_north" />
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  <dimension name="metadata_time" length="3" />
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    <attribute name="ebas_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="PL0005R" />
    <attribute name="ebas_platform_code" value="PL0005S" />
    <attribute name="ebas_station_name" value="Diabla Gora" />
    <attribute name="ebas_station_latitude" type="double" value="54.15" />
    <attribute name="ebas_station_longitude" type="double" value="22.066667" />
    <attribute name="ebas_station_altitude" value="157.0 m" />
    <attribute name="ebas_measurement_altitude" value="159.0 m" />
    <attribute name="ebas_measurement_height" value="2.0 m" />
    <attribute name="ebas_regime" value="IMG" />
    <attribute name="ebas_component" value="benzo_b_fluoranthene" />
    <attribute name="ebas_unit" value="ng/m3" />
    <attribute name="ebas_matrix" value="pm10" />
    <attribute name="ebas_laboratory_code" value="PL02L" />
    <attribute name="ebas_instrument_type" value="high_vol_sampler" />
    <attribute name="ebas_instrument_name" value="HVPM10" />
    <attribute name="ebas_instrument_manufacturer" value="DIGITEL" />
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    <attribute name="ebas_instrument_serial_number" value="PP-BN-41" />
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    <attribute name="ebas_sample_preparation" value="Organic extraction" />
    <attribute name="ebas_blank_correction" value="Not blank corrected" />
    <attribute name="ebas_humidity_temperaure_control" value="None" />
    <attribute name="ebas_detection_limit" value="0.0001 ng/m3" />
    <attribute name="ebas_detection_limit_expl" value="Determined by taking 3 times standard deviation of ensemble of laboratory blanks" />
    <attribute name="ebas_zero_negative_values_code" value="Zero/negative possible" />
    <attribute name="ebas_zero_negative_values" value="Zero/negative values reported as measured if within detection limit, flagged with 780" />
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    <attribute name="actris_variable_preferred_term" value="aerosol particle benz(e)acephenanthrylene mass concentration" />
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  <variable name="benzo_b_fluoranthene_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="benzo_k_fluoranthene" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_benzo_k_fluoranthene_in_pm10_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ebas_version" value="1" />
    <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_orig_time_res" value="1d" />
    <attribute name="ebas_station_code" value="PL0005R" />
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    <attribute name="ebas_station_name" value="Diabla Gora" />
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    <attribute name="ebas_component" value="benzo_k_fluoranthene" />
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    <attribute name="ebas_matrix" value="pm10" />
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    <attribute name="ebas_instrument_manufacturer" value="DIGITEL" />
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    <attribute name="ebas_humidity_temperaure_control" value="None" />
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    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
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    <attribute name="_FillValue" type="double" value="NaN" />
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    <attribute name="ebas_matrix" value="pm10" />
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    <attribute name="standard_name" value="status_flag" />
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  <variable name="dibenzo_ah_anthracene_ebasmetadata" shape="metadata_time" type="String">
    <attribute name="long_name" value="ebas metadata for different time intervals; json encoded" />
  </variable>
  <variable name="inden_123cd_pyrene" shape="time" type="double">
    <attribute name="_FillValue" type="double" value="NaN" />
    <attribute name="standard_name" value="mass_concentration_of_inden_123cd_pyrene_in_pm10_in_air" />
    <attribute name="missing_value" type="double" value="NaN" />
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    <attribute name="ebas_version_description" value="initial revision, manually inspected" />
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    <attribute name="ebas_component" value="inden_123cd_pyrene" />
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    <attribute name="ebas_matrix" value="pm10" />
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    <attribute name="units" value="days since 1900-01-01T00:00:00Z" />
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  <variable name="metadata_time" shape="metadata_time" type="double">
    <attribute name="long_name" value="time of ebas metadata intervals" />
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