---
instrument_id: '392'
data_file_original_name: 'EPA2015B_NOx.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'NO_UNCOR_ppb'
    - 'NO2_UNCOR_ppb'
    - 'NOx_UNCOR_ppb'
dataset_id: '3065'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/439'
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 16:16:32'
dataset_updated_at: '2021-08-26 16:16:32'
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
1/29/2015 8:14:00 AM,-195.000000006985,0.0657842048192771,0.102835409638554,0.168619614457831
1/29/2015 8:15:00 AM,-194.000000003725,-0.153942795180723,0.436495409638554,0.282552614457831
1/29/2015 8:29:00 AM,-180,0.163440204819277,0.143526409638554,0.306966614457831
1/29/2015 8:30:00 AM,-179.000000007218,0.0332322048192771,0.257458409638554,0.290690614457831
1/29/2015 10:30:00 AM,-59.0000000037253,-0.0644247951807228,0.412081409638554,0.347656614457831
1/29/2015 10:44:00 AM,-45,0.163440204819277,0.200492409638554,0.363932614457831
1/29/2015 10:45:00 AM,-44.0000000072177,-0.0155967951807228,0.379529409638554,0.363932614457831
1/29/2015 11:14:00 AM,-15.0000000069849,0.350614204819277,0.184216409638554,0.534830614457831
1/29/2015 11:15:00 AM,-14.0000000037253,0.121646204819277,0.348356409638554,0.470002614457831
1/29/2015 11:29:00 AM,0,-0.235322795180723,0.737601409638554,0.502278614457831
1/29/2015 11:30:00 AM,0.99999999278225,0.0495082048192771,0.452770409638554,0.502278614457831
1/29/2015 11:44:00 AM,14.9999999965075,-0.126631795180723,0.604910409638554,0.478278614457831
1/29/2015 11:45:00 AM,15.9999999997672,-0.118355795180723,0.638014409638554,0.519658614457831
1/29/2015 12:14:00 PM,45,-0.113252795180723,0.753877409638554,0.640624614457831
1/29/2015 12:15:00 PM,45.9999999927823,0.195992204819277,0.566703409638554,0.762695614457831
1/29/2015 12:29:00 PM,59.9999999965075,-0.0725627951807229,0.818982409638554,0.746419614457831
1/29/2015 12:30:00 PM,60.9999999997672,0.0820602048192771,0.835257409638554,0.917317614457831
1/29/2015 12:44:00 PM,74.9999999930151,0.0495082048192771,0.721325409638554,0.770833614457831
1/29/2015 12:45:00 PM,75.9999999962747,-0.251598795180723,1.11195040963855,0.860351614457831
1/29/2015 1:14:00 PM,104.999999996508,0.155302204819277,0.794567409638554,0.949869614457831
1/29/2015 1:15:00 PM,105.999999999767,0.261096204819277,0.705049409638554,0.966145614457831
1/29/2015 1:29:00 PM,119.999999993015,-0.0969767951807229,1.04684640963855,0.949869614457831
1/29/2015 1:30:00 PM,120.999999996275,0.000680204819277136,1.06312240963855,1.06380261445783
1/29/2015 1:44:00 PM,135,0.0901982048192771,0.932913409638554,1.02311161445783
1/29/2015 1:45:00 PM,135.999999992782,0.0495082048192771,0.949189409638554,0.998697614457831
1/29/2015 2:14:00 PM,164.999999993015,0.195992204819277,0.827120409638554,1.02311261445783
1/29/2015 2:15:00 PM,165.999999996275,0.0250932048192772,1.07126140963855,1.09635461445783
1/29/2015 2:29:00 PM,180,0.0983362048192771,1.09567440963855,1.19401061445783
1/29/2015 2:30:00 PM,180.999999992782,0.0657842048192771,1.01429440963855,1.08007861445783
1/29/2015 2:44:00 PM,194.999999996508,0.0983362048192771,1.00615640963855,1.10449261445783
1/29/2015 2:45:00 PM,195.999999999767,0.261096204819277,1.03057040963855,1.29166661445783
1/29/2015 3:14:00 PM,225,-0.0644247951807228,1.29912540963855,1.23470061445783
1/29/2015 3:15:00 PM,225.999999992782,-0.105114795180723,1.30726340963855,1.20214861445783
1/29/2015 3:29:00 PM,239.999999996508,-0.0481487951807228,1.29912540963855,1.25097661445783
1/29/2015 3:30:00 PM,240.999999999767,-0.202770795180723,1.33981540963855,1.13704461445783
1/29/2015 3:44:00 PM,254.999999993015,0.106474204819277,1.22588240963855,1.33235661445783
1/29/2015 3:45:00 PM,255.999999996275,0.0576462048192772,1.52698940963855,1.58463561445783
1/29/2015 4:14:00 PM,284.999999996508,0.163440204819277,1.12822640963855,1.29166661445783
1/29/2015 4:15:00 PM,285.999999999767,-0.0562867951807229,1.47816240963855,1.42187561445783
1/29/2015 4:29:00 PM,299.999999993015,-0.0644247951807228,1.51885240963855,1.45442761445783
1/29/2015 4:30:00 PM,300.999999996275,-0.0301287951807229,1.56477440963855,1.53464561445783
1/29/2015 4:44:00 PM,315,0.0901982048192771,1.34795340963855,1.43815161445783
1/29/2015 4:45:00 PM,315.999999992782,-0.0400107951807229,1.50257640963855,1.46256561445783
1/29/2015 5:14:00 PM,344.999999993015,-0.105114795180723,1.47002440963855,1.36490961445783
1/29/2015 5:15:00 PM,345.999999996275,-0.0888387951807229,1.49443840963855,1.40559961445783
1/29/2015 5:29:00 PM,360,-0.0969767951807229,1.55140440963855,1.45442761445783
1/29/2015 5:30:00 PM,360.999999992782,0.000679204819277135,1.51071440963855,1.51139361445783
1/29/2015 5:44:00 PM,374.999999996508,0.0495082048192771,1.56767940963855,1.61718761445783
1/29/2015 5:45:00 PM,375.999999999767,0.122750204819277,1.45374740963855,1.57649761445783
1/29/2015 6:14:00 PM,405,0.163440204819277,1.30726340963855,1.47070361445783
1/29/2015 6:15:00 PM,405.999999992782,-0.0318727951807229,1.68975040963855,1.65787761445783
1/29/2015 6:29:00 PM,419.999999996508,-0.00745879518072284,1.67347440963855,1.66601561445783
1/29/2015 6:30:00 PM,420.999999999767,0.0983362048192771,1.56767940963855,1.66601561445783
1/29/2015 6:44:00 PM,434.999999993015,-0.0888387951807229,1.80368340963855,1.71484461445783
1/29/2015 6:45:00 PM,435.999999996275,0.0739222048192771,1.68161240963855,1.75553461445783
1/29/2015 7:14:00 PM,464.999999996508,-0.0237347951807229,1.55954240963855,1.53580761445783
1/29/2015 7:15:00 PM,465.999999999767,-0.227184795180723,1.90947740963855,1.68229261445783
1/29/2015 7:29:00 PM,479.999999993015,0.261096204819277,1.46188640963855,1.72298261445783
1/29/2015 7:30:00 PM,480.999999996275,0.252958204819277,1.57581840963855,1.82877661445783
1/29/2015 7:44:00 PM,495,0.0739222048192771,1.68975040963855,1.76367261445783
1/29/2015 7:45:00 PM,495.999999992782,-0.170218795180723,1.98271940963855,1.81250061445783
