---
instrument_id: '392'
data_file_original_name: 'EPA2014B_NOx.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'NO_UNCOR_ppb'
    - 'NO2_UNCOR_ppb'
    - 'NOx_UNCOR_ppb'
dataset_id: '3030'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/433'
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 16:12:40'
dataset_updated_at: '2021-08-26 16:12:40'
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
1/28/2015 10:14:00 AM,-101.000000004424,0.217367545454545,-0.947025943181818,-0.729658397727273
1/28/2015 10:15:00 AM,-100.000000001164,0.127849545454545,-0.824955943181818,-0.697106397727273
1/28/2015 10:29:00 AM,-86.0000000079162,3.54581754545455,-0.255293943181818,3.29052360227273
1/28/2015 10:30:00 AM,-85.0000000046566,7.39510154545455,-0.0762579431818184,7.31884360227273
1/28/2015 10:44:00 AM,-71.0000000009313,16.3550625454545,-0.279707943181819,16.0753546022727
1/28/2015 10:45:00 AM,-70.0000000081491,19.3824065454545,0.338781056818181,19.7211876022727
1/28/2015 11:14:00 AM,-41.0000000079162,21.3192555454545,0.664302056818183,21.9835576022727
1/28/2015 11:15:00 AM,-40.0000000046566,21.1564955454545,0.85961405681818,22.0161096022727
1/28/2015 11:29:00 AM,-26.0000000009313,21.2867035454545,0.648026056818181,21.9347296022727
1/28/2015 11:30:00 AM,-25.0000000081491,21.4738775454545,0.485266056818183,21.9591436022727
1/28/2015 11:44:00 AM,-11.0000000044238,21.0262865454545,1.03051305681818,22.0567996022727
1/28/2015 11:45:00 AM,-10.0000000011642,21.4331875454545,0.428299056818179,21.8614866022727
1/28/2015 12:14:00 PM,18.9999999990687,0.860271545454546,16.3299920568182,17.1902636022727
1/28/2015 12:15:00 PM,19.9999999918509,0.843995545454545,16.5334420568182,17.3774376022727
1/28/2015 12:44:00 PM,48.9999999920838,0.445232545454545,15.7196400568182,16.1648726022727
1/28/2015 12:45:00 PM,49.9999999953434,0.347575545454545,15.9393670568182,16.2869426022727
1/28/2015 1:14:00 PM,78.9999999955762,0.184815545454545,14.5884560568182,14.7732716022727
1/28/2015 1:15:00 PM,79.9999999988358,0.217367545454545,14.9790810568182,15.1964486022727
1/28/2015 1:29:00 PM,93.9999999920838,0.258057545454545,15.1825310568182,15.4405886022727
1/28/2015 1:30:00 PM,94.9999999953434,0.0220555454545455,15.5650170568182,15.5870726022727
1/28/2015 1:44:00 PM,108.999999999069,0.217367545454545,15.1906690568182,15.4080366022727
1/28/2015 1:45:00 PM,109.999999991851,0.0139175454545455,15.4999130568182,15.5138306022727
1/28/2015 2:14:00 PM,138.999999992084,0.192953545454545,14.0350700568182,14.2280236022727
1/28/2015 2:15:00 PM,139.999999995343,0.152263545454545,14.4826610568182,14.6349246022727
1/28/2015 2:29:00 PM,153.999999999069,0.217367545454545,14.7512160568182,14.9685836022727
1/28/2015 2:30:00 PM,154.999999991851,0.0464695454545455,15.1174260568182,15.1638956022727
1/28/2015 2:44:00 PM,168.999999995576,0.241781545454545,14.8000440568182,15.0418256022727
1/28/2015 2:45:00 PM,169.999999998836,0.0871595454545455,15.0034940568182,15.0906536022727
1/28/2015 3:14:00 PM,198.999999999069,0.119711545454545,13.7583770568182,13.8780886022727
1/28/2015 3:15:00 PM,199.999999991851,0.152263545454545,14.1083120568182,14.2605756022727
1/28/2015 3:29:00 PM,213.999999995576,0.347575545454545,14.3117630568182,14.6593386022727
1/28/2015 3:30:00 PM,214.999999998836,0.453370545454545,14.2303820568182,14.6837526022727
1/28/2015 3:44:00 PM,228.999999992084,0.192953545454545,14.4501090568182,14.6430626022727
1/28/2015 3:45:00 PM,229.999999995343,0.0464695454545455,14.7349400568182,14.7814096022727
1/28/2015 4:14:00 PM,258.999999995576,0.168539545454545,13.4979600568182,13.6664996022727
1/28/2015 4:15:00 PM,259.999999998836,0.111573545454545,13.8723090568182,13.9838826022727
1/28/2015 4:29:00 PM,273.999999992084,0.518474545454545,13.7583770568182,14.2768516022727
1/28/2015 4:30:00 PM,274.999999995343,0.201091545454545,13.9536900568182,14.1547816022727
1/28/2015 4:44:00 PM,288.999999999069,0.241781545454545,14.2222450568182,14.4640266022727
1/28/2015 4:45:00 PM,289.999999991851,0.127849545454545,14.3117630568182,14.4396126022727
1/28/2015 5:14:00 PM,318.999999992084,0.209919545454545,12.9551960568182,13.1651156022727
1/28/2015 5:15:00 PM,319.999999995343,0.176677545454545,13.1561640568182,13.3328416022727
1/28/2015 5:29:00 PM,333.999999999069,0.371989545454545,13.3921670568182,13.7641566022727
1/28/2015 5:30:00 PM,334.999999991851,0.176677545454545,13.7583770568182,13.9350546022727
1/28/2015 5:44:00 PM,348.999999995576,0.266195545454545,13.5712030568182,13.8373986022727
1/28/2015 5:45:00 PM,349.999999998836,0.168539545454545,14.1001740568182,14.2687136022727
1/28/2015 6:14:00 PM,378.999999999069,-0.0104964545454545,12.7980910568182,12.7875946022727
1/28/2015 6:15:00 PM,379.999999991851,0.217367545454545,12.7818150568182,12.9991826022727
1/28/2015 6:29:00 PM,393.999999995576,0.177258545454545,13.1550010568182,13.3322596022727
1/28/2015 6:30:00 PM,394.999999998836,0.152263545454545,13.3758900568182,13.5281536022727
1/28/2015 6:44:00 PM,408.999999992084,0.160401545454545,13.2700960568182,13.4304976022727
1/28/2015 6:45:00 PM,409.999999995343,0.119711545454545,13.6037550568182,13.7234666022727
1/28/2015 7:14:00 PM,438.999999995576,0.176677545454545,12.0982210568182,12.2748986022727
1/28/2015 7:15:00 PM,439.999999998836,0.0952975454545455,12.3993280568182,12.4946256022727
1/28/2015 7:29:00 PM,453.999999992084,0.0708835454545455,12.6027780568182,12.6736616022727
1/28/2015 7:30:00 PM,454.999999995343,0.201091545454545,12.8143670568182,13.0154586022727
1/28/2015 7:44:00 PM,468.999999999069,0.111573545454545,12.7004350568182,12.8120086022727
1/28/2015 7:45:00 PM,469.999999991851,0.192953545454545,12.8469190568182,13.0398726022727
1/28/2015 8:14:00 PM,498.999999992084,0.404541545454545,10.9995890568182,11.4041306022727
1/28/2015 8:15:00 PM,499.999999995343,0.144125545454545,11.5448350568182,11.6889606022727
1/28/2015 8:29:00 PM,513.999999999069,0.0301935454545455,9.05460105681818,9.08479460227273
1/28/2015 8:30:00 PM,514.999999991851,0.0790215454545455,8.66397605681818,8.74299760227273
