---
instrument_id: '358'
data_file_original_name: 'FIX-CIT-GCFID-VOCs_Chamber_20140106_RB.csv'
skip_headers: '1'
charts: ''
headers:
    - ' UTCmid'
    - ' ISOP'
    - ' MAC'
    - ' MVK'
    - 'CHX'
    - ' Comments'
dataset_id: '89'
experiment_link: 'https://icarus.ucdavis.edu/chambers/545/experiments/94'
experiment_set_link: 'https://icarus.ucdavis.edu/chambers/545/experimentSets/162'
chamber_link: 'https://icarus.ucdavis.edu/chambers/545'
dataset_created_at: '2020-01-19 14:38:16'
dataset_updated_at: '2020-10-19 09:14:41'
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
65223,0,0,0,0,N2 blank
66157,0,0,0,0,N2 blank
67091,0,0,0,0,N2 blank
68025,88.5,0,0,0,Chamber air
68959,66.8,5,7.6,0,Chamber air
69893,53.5,7.8,8.8,0,Chamber air
70827,44,10,9.9,0,Chamber air
71761,35.2,13.2,12,0,Chamber air
72695,26.7,13.7,12.5,0,Chamber air
73629,11.7,7.2,10,0,Cold trap (-40C)
74563,9.1,7.2,9.4,0,Cold trap (-40C)
75497,14,14.5,13.4,0,Chamber air
76431,10.5,14.5,12.9,0,Chamber air
77365,9.2,14.6,12.9,0,Chamber air
78299,4.1,6.6,7.1,0,Cold trap (-30C)
79233,3.6,7.3,6.3,0,Cold trap (-30C)
80167,5.5,14.4,10.5,0,Chamber air
81101,4.4,13.2,9.6,0,Chamber air
82035,0,0,0,0,Chamber air
82969,0,0,0,0,Chamber air
83903,0,0,0,0,Chamber air
84837,2.3,14.1,9.7,0,Chamber air
85771,1.8,14.2,9,0,Chamber air
86705,1.7,14.4,8.1,0,Chamber air
87639,1.6,14.1,7.8,0,Chamber air
88573,1.3,13.1,7.6,0,Chamber air
89507,0.6,12.7,7.8,0,Chamber air
90441,0,13.3,8.1,0,Chamber air
91375,0,12,7.1,0,Chamber air
92309,0,11.1,6.4,0,Chamber air
93243,0,0,0,0,N2 blank