---
instrument_id: '392'
data_file_original_name: 'EPA2016B_NOx.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'NO_UNCOR_ppb'
    - 'NO2_UNCOR_ppb'
    - 'NOx_UNCOR_ppb'
dataset_id: '3041'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/435'
experiment_set_link: 'https://icarus.ucdavis.edu/chambers/539/experimentSets/151'
chamber_link: 'https://icarus.ucdavis.edu/chambers/539'
dataset_created_at: '2021-08-26 16:13:56'
dataset_updated_at: '2021-08-26 16:13:56'
instrument_link: 'https://icarus.ucdavis.edu/chambers/539/instruments/392'
instrument:
    id: '392'
    short_name: 'NOx Box'
    full_name: 'Chemiluminescence NO-NO2-NOx Analyzer'
    manufacturer: 'Thermo Environmental'
    model: 'Model 42'
    year: '1989'
    data_recording_software: 'Labview Program'
    data_analysis_software: 'Custom Excel Program'
    raw_data_time_resolution: '1s'
    analysis_data_averaging: '60s'
    detection_limit: '0.1 ppb'
    quantification_limit: ''
    sensitivity_to_temperature: 'N/A'
    sensitivity_to_relative_humidity: 'N/A'
    sampling_method: 'Direct gas sampling'
    sample_preparation_method: 'Filter particle contents before sampling; One of the measuring streams is flowing through catalyst system to convert NOx to NO'
    sample_residence_time_in_seconds: ''
    length_of_tubing_in_cm: ''
    flow_rate: ''
    tubing_material: 'FEP Teflon'
    chemical_identification_method: 'NO concentration is determined by Chemiluminescence method; NOx concentration is determined by the same method from another sample stream which flows through the catalyst box, assuming the catalyst can convert 100% of the NO2 into NO.'
    data_analysis_method: 'The raw signal is logged by the custom Labview program every second and is averaged to 1 min of the time range. Finally the data is pulled out by a custom Excel script.'
    quantification_method: '[NO2] = [NOx] - [NO].'
    calibration_method: 'Standard NO and NOx gas with known concentrations was introduced into the instrument and calibration factor is calculated based on the comparison. THIS IS DONE EVERYTIME BEFORE AN EXPERIMENT.'
    calibration_drift_estimate: 'No estimate'
    calibration_schedule: 'As Needed'
    uncertainty_estimation_method: 'N/A'
    known_interferences: 'N/A'
    link_to_supplemental_information: 'N/A'
    additional_notes: 'N/A'
    organization_id: '547'
    created_at: '2020-02-25T10:01:39.000000Z'
    updated_at: '2020-03-27T09:37:55.000000Z'
    column_descriptors: '(b) Experimental_Time = relative time, t=0 is defined as the start of the reaction (dark) or light given time (BL/Arc).'
    sampling_protocol: 'Online'
    skip_headers: '1'
    tubing_inner_diameter: '1/4'''' OD; 0.152'''' ID'
    what_is_measured: 'NOx Concentrations'
    measurement_uncertainty: '(a) Local_Time (N/A); (b) Experimental_Time (N/A); (c)NO_Concentration (+/- ?%); (d) NO2_Concentration (+/- ?%); (e) NOx_Concentration (+/- ?%)'
    measurement_units: '(a) Local_Time (N/A); (b) Experimental_Time (N/A); (c)NO_Concentration (ppb); (d) NO2_Concentration (ppb); (e) NOx_Concentration (ppb)'

---
Local_Time_PST,Experimental_Time_min,NO_UNCOR_ppb,NO2_UNCOR_ppb,NOx_UNCOR_ppb
1/31/2015 10:14:00 AM,-182.999999999302,0.21549690625,-0.93825125,-0.72275434375
1/31/2015 10:15:00 AM,-181.999999996042,0.01204590625,-0.77549025,-0.76344434375
1/31/2015 10:29:00 AM,-168.000000002794,-0.24837009375,-0.62086825,-0.86923834375
1/31/2015 10:30:00 AM,-166.999999999534,-0.01236809375,-0.82431825,-0.83668634375
1/31/2015 10:44:00 AM,-152.999999995809,0.03646090625,-1.04404525,-1.00758434375
1/31/2015 10:45:00 AM,-152.000000003027,0.15853090625,-0.99521725,-0.83668634375
1/31/2015 11:14:00 AM,-123.000000002794,-0.00423009375000002,-0.88128425,-0.88551434375
1/31/2015 11:15:00 AM,-121.999999999534,-0.01236809375,-0.90569825,-0.91806634375
1/31/2015 11:29:00 AM,-107.999999995809,0.17480690625,-1.09287325,-0.91806634375
1/31/2015 11:30:00 AM,-107.000000003027,0.23991090625,-1.08473525,-0.84482434375
1/31/2015 11:44:00 AM,-92.9999999993015,21.53711090625,0.949770749999997,22.48688165625
1/31/2015 11:45:00 AM,-91.9999999960419,21.38566190625,-0.313830249999997,21.07183165625
1/31/2015 12:14:00 PM,-62.999999995809,21.58593990625,-0.213967249999998,21.37197265625
1/31/2015 12:15:00 PM,-62.0000000030268,21.56152490625,-0.181414250000002,21.38011065625
1/31/2015 12:29:00 PM,-47.9999999993015,20.93489790625,0.06272575,20.99762365625
1/31/2015 12:30:00 PM,-46.9999999960419,20.86165590625,0.0138977499999997,20.87555365625
1/31/2015 12:44:00 PM,-33.000000002794,20.92675990625,-0.00237825000000158,20.92438165625
1/31/2015 12:45:00 PM,-31.9999999995343,21.13834890625,-0.17327725,20.96507165625
1/31/2015 1:14:00 PM,-2.99999999930151,20.75586190625,-0.0349312499999981,20.72093065625
1/31/2015 1:15:00 PM,-1.99999999604188,20.77556390625,-0.0272202500000012,20.74834365625
1/31/2015 1:29:00 PM,11.999999997206,6.97005390625,12.09885875,19.06891265625
1/31/2015 1:30:00 PM,13.0000000004657,6.18066590625,12.43251775,18.61318365625
1/31/2015 1:44:00 PM,27.000000004191,1.42806190625,14.71930175,16.14736365625
1/31/2015 1:45:00 PM,27.9999999969732,1.15136890625,14.97971875,16.13108765625
1/31/2015 2:14:00 PM,56.999999997206,0.38639590625,13.08355875,13.46995465625
1/31/2015 2:15:00 PM,58.0000000004657,0.30501490625,13.47418375,13.77919865625
1/31/2015 2:29:00 PM,72.000000004191,0.23991090625,13.99501775,14.23492865625
1/31/2015 2:30:00 PM,72.9999999969732,0.37825690625,14.23102075,14.60927765625
1/31/2015 2:44:00 PM,87.0000000006985,0.39453290625,14.16591675,14.56044965625
1/31/2015 2:45:00 PM,88.0000000039581,0.33163590625,14.38426375,14.71589965625
1/31/2015 3:14:00 PM,117.000000004191,0.19922090625,13.05914475,13.25836565625
1/31/2015 3:15:00 PM,117.999999996973,0.22363490625,13.46604575,13.68968065625
1/31/2015 3:29:00 PM,132.000000000698,0.44336190625,13.91363675,14.35699865625
1/31/2015 3:30:00 PM,133.000000003958,0.36198090625,14.12522675,14.48720765625
1/31/2015 3:44:00 PM,146.999999997206,0.30680790625,14.35943575,14.66624365625
1/31/2015 3:45:00 PM,148.000000000466,0.10156490625,14.62164475,14.72320965625
1/31/2015 4:14:00 PM,177.000000000698,0.08528890625,13.25445675,13.33974565625
1/31/2015 4:15:00 PM,178.000000003958,0.40267090625,13.36838975,13.77106065625
1/31/2015 4:29:00 PM,191.999999997206,0.42708590625,14.08453575,14.51162165625
1/31/2015 4:30:00 PM,193.000000000466,0.24804890625,14.33681475,14.58486365625
1/31/2015 4:44:00 PM,207.000000004191,0.23991090625,14.49143675,14.73134765625
1/31/2015 4:45:00 PM,207.999999996973,0.21549690625,14.66233475,14.87783165625
1/31/2015 5:14:00 PM,236.999999997206,0.27246290625,13.65322075,13.92568365625
1/31/2015 5:15:00 PM,238.000000000466,0.37011890625,13.63694475,14.00706365625
1/31/2015 5:29:00 PM,252.000000004191,0.41894790625,14.29612375,14.71507165625
1/31/2015 5:30:00 PM,252.999999996973,0.22363490625,14.56467875,14.78831365625
1/31/2015 5:44:00 PM,267.000000000698,0.25618690625,14.75185375,15.00804065625
1/31/2015 5:45:00 PM,268.000000003958,0.28060090625,14.63792175,14.91852265625
1/31/2015 6:14:00 PM,297.000000004191,0.24804890625,13.75087675,13.99892565625
1/31/2015 6:15:00 PM,297.999999996973,0.34570490625,13.77529175,14.12099665625
1/31/2015 6:29:00 PM,312.000000000698,0.53287990625,14.12522575,14.65810565625
1/31/2015 6:30:00 PM,313.000000003958,-0.03678209375,14.73557775,14.69879565625
1/31/2015 6:44:00 PM,326.999999997206,0.24060090625,14.69874875,14.93934965625
1/31/2015 6:45:00 PM,328.000000000466,0.35384290625,14.55654175,14.91038465625
1/31/2015 7:14:00 PM,357.000000000698,0.17480690625,13.76715275,13.94195965625
1/31/2015 7:15:00 PM,358.000000003958,0.06087490625,14.08453575,14.14541065625
1/31/2015 7:29:00 PM,371.999999997206,0.12597890625,14.53212675,14.65810565625
1/31/2015 7:30:00 PM,373.000000000466,0.17480690625,14.43447075,14.60927765625
1/31/2015 7:44:00 PM,387.000000004191,0.19922090625,14.60536875,14.80458965625
1/31/2015 7:45:00 PM,387.999999996973,0.29687690625,14.69488775,14.99176465625
1/31/2015 8:14:00 PM,416.999999997206,0.58170790625,13.36838975,13.95009765625
1/31/2015 8:15:00 PM,418.000000000466,0.32129090625,13.61253075,13.93382165625
1/31/2015 8:29:00 PM,432.000000004191,0.21549690625,14.01129375,14.22679065625
1/31/2015 8:30:00 PM,432.999999996973,0.40267090625,13.85667175,14.25934265625
1/31/2015 8:44:00 PM,447.000000000698,0.08335790625,14.21874375,14.30210165625
1/31/2015 8:45:00 PM,448.000000003958,0.15039290625,14.21474375,14.36513665625
1/31/2015 9:14:00 PM,477.000000004191,-0.12630009375,9.87717875,9.75087865625
1/31/2015 9:15:00 PM,477.999999996973,0.01204590625,9.38075975,9.39280565625
