---
instrument_id: '480'
data_file_original_name: '211116_CIMS_ppb.csv'
skip_headers: '1'
charts: ''
headers:
    - '?Time (h)'
    - 'Formic acid (ppb)'
    - 'Acetic acid (ppb)'
    - 'Glycolaldehyde (ppb)'
    - 'Hydroxyacetone (ppb)'
    - 'isoprene diol (ppb)'
dataset_id: '3750'
experiment_link: 'https://icarus.ucdavis.edu/chambers/552/experiments/691'
experiment_set_link: 'https://icarus.ucdavis.edu/chambers/552/experimentSets/226'
chamber_link: 'https://icarus.ucdavis.edu/chambers/552'
dataset_created_at: '2021-12-08 09:49:43'
dataset_updated_at: '2021-12-08 09:49:43'
instrument_link: 'https://icarus.ucdavis.edu/chambers/552/instruments/480'
instrument:
    id: '480'
    short_name: 'CF3O- CIMS: negative mode, calibrated'
    full_name: 'chemical ionization mass spectrometer w/ CF3O- reagent ion'
    manufacturer: 'Varian'
    model: '1200'
    year: ''
    data_recording_software: 'Varian workstation'
    data_analysis_software: 'Matlab'
    raw_data_time_resolution: '0.125 s'
    analysis_data_averaging: '0.5 s averages of raw data'
    detection_limit: '100 ppt'
    quantification_limit: ''
    sensitivity_to_temperature: 'minor'
    sensitivity_to_relative_humidity: 'ions are independently calibrated for RH'
    sampling_method: 'Direct sampling'
    sample_preparation_method: ''
    sample_residence_time_in_seconds: ''
    length_of_tubing_in_cm: '100'
    flow_rate: '2 lpm'
    tubing_material: 'FEP Teflon'
    chemical_identification_method: 'ion fragmentation in triple quadrupole'
    data_analysis_method: ''
    quantification_method: 'Baseline correction, dilution correction, humidity-dependent calibration factor'
    calibration_method: 'Compound-dependent: permeation tube, commercial or synthetic standards'
    calibration_drift_estimate: 'Low (on the order of weeks)'
    calibration_schedule: 'As Needed'
    uncertainty_estimation_method: 'Uncertainties are estimated from propagating uncertainties in the steps of the absolute calibrations'
    known_interferences: ''
    link_to_supplemental_information: 'St. Clair et al. (DOI 10.1063/1.3480552)'
    additional_notes: ''
    organization_id: '559'
    created_at: '2021-08-09T20:40:57.000000Z'
    updated_at: '2021-08-10T01:34:00.000000Z'
    column_descriptors: ''
    sampling_protocol: 'Online'
    skip_headers: '1'
    tubing_inner_diameter: '0.16 in'
    what_is_measured: 'oxidized VOCs (especially alcohols, hydroperoxides, acids, nitrates)'
    measurement_uncertainty: '+/- 30% unless otherwise noted'
    measurement_units: 'ppbv unless otherwise noted'

---
?Time (h),Formic acid (ppb),Acetic acid (ppb),Glycolaldehyde (ppb),Hydroxyacetone (ppb),isoprene diol (ppb)
9.712696101,2.404409273,166.5224292,1.680980908,0.985231525,0.613423512
9.823392858,11.91878842,20.39602418,1.498654371,0.846645755,21.61916523
9.936939293,13.15791267,16.64344002,1.599010258,0.848786872,49.4480113
10.04814512,14.5643267,14.5825955,1.651717957,0.861010014,127.3518142
10.16172175,14.74803725,12.79875147,1.713184027,0.837882113,178.6027867
10.27614015,16.64918336,13.52809396,1.901251218,0.944484147,270.2609196
10.38995862,17.20354151,12.87577358,1.982829802,0.918084736,269.1717329
10.50315712,17.3578091,12.54095427,1.992882225,1.004764113,283.1460979
10.61611605,18.06700515,12.95401428,2.03110725,1.028146656,295.0339087
10.72897733,18.43636622,12.71773149,2.062740432,1.042492693,302.3149429
10.84291918,18.80474712,12.51011862,2.118690688,1.015886334,289.8612569
10.95697795,20.77795908,13.30339508,2.529046516,1.379385123,286.0133994
11.0720907,22.53274231,14.5762445,3.004364226,1.643796669,277.8663793
11.18603398,23.96258021,14.92945465,3.534417167,2.03849558,288.2541481
11.30017274,25.58363751,15.44958326,3.672827729,2.246348087,280.4450478
11.41467603,26.86657016,16.95423723,4.396530506,2.749024904,281.9818061
11.52913854,27.97451939,18.15686498,4.944849098,3.258074,280.8028003
11.64434427,29.87394297,19.11944387,5.440654589,3.832068267,279.6386674
11.75819539,30.53163132,20.64712319,6.143745826,4.257207727,270.7918477
11.87232991,31.71812793,21.65942077,6.64287339,4.843974723,267.4672539
11.98579249,33.02697197,22.99130306,7.201796204,5.417786026,274.2874032
12.09225226,33.96785232,24.73751016,7.914155724,6.085683495,268.2863122
12.1977031,35.00771084,25.78764759,8.651040044,6.672653218,265.07532
12.30989343,35.86999494,27.6690944,9.505484613,7.380544768,251.7771381
12.42288393,37.17640697,29.24976662,10.22761919,8.06072988,257.223812
12.5370156,38.27465604,30.77458374,11.0633159,9.027398939,255.8586514
12.65218253,40.01030195,33.41474464,11.71041381,9.721432285,251.4345096
12.76541329,40.76980116,34.15220689,12.48364733,10.51068372,239.7092497
12.88105883,41.70439901,36.92204944,13.37580706,11.27996615,238.3092405
12.99517836,43.44067389,38.18627605,14.19966844,11.94376764,237.4855803
13.10993164,44.06411396,39.94322813,15.3401664,12.68791074,232.1037308
13.22403902,45.09191553,42.04077854,15.72993818,13.62213352,226.2138862
13.33827695,45.13875819,43.20045768,16.46679645,14.34063701,224.9384525
13.45272545,47.06580381,45.43327778,17.54708678,15.03402368,221.7807459
13.56700545,47.81444708,47.29384348,18.366093,16.12236834,219.4393064
13.68054031,49.46923356,49.47081803,19.18260598,16.80928195,215.3707055
13.79492995,50.31108116,51.66263326,19.97204959,17.50921163,212.2038909
13.90899738,51.06662159,53.55532483,21.35928729,18.66336591,205.6752483
14.02328167,52.46571323,55.62075923,22.27450751,19.30042447,202.0569099
14.13712566,53.46230278,56.39746225,22.57341632,19.86032751,196.2693797
14.25126647,55.0166236,57.68953559,23.31119272,20.28254688,193.6757901
14.366017,55.54105134,59.7205025,23.79927149,20.73738706,190.2098407
14.48036852,56.72995128,61.52453201,24.35611461,21.42964607,185.2705035
14.59478481,57.58694015,63.42301218,25.08288616,21.9098279,182.8471481
14.70897817,58.94240481,65.70429419,25.56376635,22.53308722,180.628674
14.8242946,60.10045479,66.92581051,26.42671246,23.16343556,176.6421759
14.93830251,60.4872955,70.0706069,27.47565518,23.84761613,172.2405064
15.05251164,60.8019492,70.91996503,27.79782033,24.63889152,170.6325967
15.16698371,62.13694944,73.05265806,28.826634,24.89017499,165.4830487
15.28100896,63.04344881,73.04814628,29.17037519,25.51542153,162.9078881
15.39559751,63.02213175,75.3098365,29.88120644,25.92659875,157.7028182
15.51040063,64.23523254,76.20678694,30.68585706,26.44909264,153.7626781
15.62605362,65.7083481,77.09749715,31.11138996,27.27108895,149.9565201
15.74081316,65.6328646,79.30866438,31.74872989,27.36991787,143.937834
15.85532976,66.20888589,80.26808969,32.64370939,28.05350758,142.874194
15.96913725,67.41377865,82.06534688,32.76040235,28.59777563,139.914177
16.08315269,67.85426834,83.21977621,33.68366103,28.61786261,135.8595714
16.19681454,68.40977457,84.84823304,34.06295211,29.28383029,132.2940449
16.31110908,68.11061583,85.70566972,34.4211167,29.31038055,128.4489499
16.42594848,69.21838051,87.79983599,35.16784146,30.3075157,127.2891373
16.5404852,69.80115798,88.93249021,35.69093589,30.68297587,122.8616141
16.65564291,69.25035344,89.16557022,36.7297948,31.02470057,118.01465
16.76979356,69.44031655,90.80783075,37.04710589,31.6535902,116.0151352
16.88345865,70.70120099,92.66222761,37.19237795,31.52309876,111.5554328
16.99766781,71.31973424,92.41882382,37.76813577,31.42291829,108.5582891
17.11212407,70.31905376,94.73087888,37.78898127,32.02624261,106.4050269
17.22643132,71.42601016,94.73069544,38.27269444,32.26976345,102.9119879
17.34145292,71.2070748,97.15529688,38.78242784,32.62160819,100.257931
17.45556478,71.18320821,96.78491935,38.99050561,32.12338863,95.89822691
17.56931608,72.18723156,97.87970073,39.3485685,33.11346429,94.10421873
17.68383581,72.43100611,99.79688347,39.80599378,32.95193098,90.54400099