---
instrument_id: '358'
data_file_original_name: 'FIX-CIT-GCFID-VOCs_Chamber_20140129_RA.csv'
skip_headers: '1'
charts: ''
headers:
    - 'UTCmid'
    - 'ISOP'
    - 'MAC'
    - 'MVK'
    - 'CHX'
    - 'Comments'
dataset_id: '1298'
experiment_link: 'https://icarus.ucdavis.edu/chambers/545/experiments/409'
experiment_set_link: 'https://icarus.ucdavis.edu/chambers/545/experimentSets/162'
chamber_link: 'https://icarus.ucdavis.edu/chambers/545'
dataset_created_at: '2020-09-08 14:06:21'
dataset_updated_at: '2020-11-18 03:05:47'
instrument_link: 'https://icarus.ucdavis.edu/chambers/545/instruments/358'
instrument:
    id: '358'
    short_name: 'GC-FID'
    full_name: 'Gas chromatograph with flame ionization detector (Seinfeld)'
    manufacturer: 'Agilent'
    model: '6890N'
    year: ''
    data_recording_software: 'Chemstation'
    data_analysis_software: 'Chemstation'
    raw_data_time_resolution: 'depends on method (usually 10 - 20 min)'
    analysis_data_averaging: 'None'
    detection_limit: '1-10 ppbv'
    quantification_limit: ''
    sensitivity_to_temperature: ''
    sensitivity_to_relative_humidity: ''
    sampling_method: 'Direct sampling'
    sample_preparation_method: 'None'
    sample_residence_time_in_seconds: ''
    length_of_tubing_in_cm: '30'
    flow_rate: '0.5 LPM'
    tubing_material: 'PFA Teflon'
    chemical_identification_method: 'Needs to be calibrated for retention time'
    data_analysis_method: 'Manually integrating peaks.'
    quantification_method: 'Applying sensitivity factor for each analyte.'
    calibration_method: 'Calibrations done by making "pillow bags" of each analyte at different concentrations and introducing the standards into the GC-FID.'
    calibration_drift_estimate: 'Low (on the order of weeks)'
    calibration_schedule: 'After changing columns'
    uncertainty_estimation_method: 'Based on precision of integration and errors in absolute concentration of standards.'
    known_interferences: 'Known to convert organic hydroxy hydroperoxides, hydroxy epoxides, hydroxy nitrates, and other compounds with labile groups into carbonyls. See Rivera-Rios et al. (https://agupubs.onlinelibrary.wiley.com/doi/full/10.1002/2014GL061919)'
    link_to_supplemental_information: ''
    additional_notes: ''
    organization_id: '551'
    created_at: '2020-01-11T06:05:30.000000Z'
    updated_at: '2020-01-11T06:05:30.000000Z'
    column_descriptors: '{"1":{"name":"Time (UTC)","units":"seconds","uncertainty":"N\/A"},"2":{"name":"Isoprene","units":"ppbv","uncertainty":"20"},"3":{"name":"Methacrolein","units":"ppbv","uncertainty":"20"},"4":{"name":"Methylvinylketone","units":"ppbv","uncertainty":"20"},"5":{"name":"Cyclohexane","units":"ppbv","uncertainty":"20"},"6":{"name":"Comments","units":"N\/A","uncertainty":"N\/A"}}'
    sampling_protocol: 'Online'
    skip_headers: '1'
    tubing_inner_diameter: ''
    what_is_measured: 'Hydrocarbons, some oxygenated hydrocarbons'
    measurement_uncertainty: ''
    measurement_units: ''

---
UTCmid,ISOP,MAC,MVK,CHX,Comments
59738,0,0,0,0,0
60682,0,0,0,0,0
61626,0,0,0,0,0
62570,0,0,0,0,0
63514,0,0,0,0,0
64458,0,0,0,0,0
65402,0,0,0,0,0
66346,0,0,0,0,0
67290,0,0,0,0,0
68234,0,0,0,0,0
69178,0,0,0,79.1,0
70122,0,0,0,48352.5,0
71066,0,0,0,48337.2,0
72010,91.8,3.1,1.8,47907.3,0
72954,77.9,8.5,4.3,47922.7,0
73898,66.3,11.7,5.7,47922.7,0
74842,58.8,15,6.4,47830.6,0
75786,50.6,18.7,7.7,47845.9,0
76730,43.8,19.8,7.8,47753.8,0
77674,37.5,21.7,8.9,47784.6,0
78618,33.5,23.7,9.3,47615.7,0
79562,28.4,24.6,9.2,47661.8,0
80506,24.9,26,9.4,47585,0
81450,22.3,26.8,9.3,47554.3,0
82394,19.6,28,9.2,47416.2,0
83338,15.9,28.6,8.7,47339.4,0
84282,14.4,29.2,8.6,47324.1,0
85226,12.5,29.6,8.1,47201.3,0
86170,11,30.1,7.6,47093.8,0
87114,9,29.8,7.3,46940.3,0
88058,8,29.8,7.2,46817.5,0
89002,7.1,29.9,7,46725.4,0
89946,5.9,29.4,6.7,46587.3,0
90890,4.8,29,6.3,46418.4,0