---
instrument_id: '392'
data_file_original_name: 'EPA1411A_NOx.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'NO_UNCOR_ppb'
    - 'NO2_UNCOR_ppb'
    - 'NOx_UNCOR_ppb'
dataset_id: '3156'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/482'
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 16:38:54'
dataset_updated_at: '2021-08-26 16:38:54'
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
4/15/2011 5:39:00 AM,-390.999999996275,0.613249979591836,-3.39831445454545,-2.77642141414141
4/15/2011 5:40:00 AM,-390.000000003492,0.561979979591837,-3.33402345454545,-2.76340041414141
4/15/2011 5:54:00 AM,-375.999999999767,0.565234979591837,-3.33158245454545,-2.75770441414141
4/15/2011 5:55:00 AM,-374.999999996508,0.570117979591837,-3.35111345454545,-2.77235241414141
4/15/2011 6:09:00 AM,-361.00000000326,0.613249979591836,-3.34378945454545,-2.72189641414141
4/15/2011 7:39:00 AM,-271.00000000326,0.255176979591836,-2.87422545454545,-2.61040541414141
4/15/2011 7:40:00 AM,-270,-0.0296540204081635,-2.74401745454545,-2.76502841414141
4/15/2011 7:54:00 AM,-255.999999996275,0.0354499795918365,-2.95967445454545,-2.91558141414141
4/15/2011 7:55:00 AM,-255.000000003492,-0.229035020408163,-2.83760545454545,-3.05799741414141
4/15/2011 8:09:00 AM,-240.999999999767,0.00696697959183656,-2.77656945454545,-2.76095941414141
4/15/2011 8:10:00 AM,-239.999999996508,0.202279979591837,-2.86608845454545,-2.65516541414141
4/15/2011 8:24:00 AM,-226.00000000326,-0.115103020408163,-3.04105545454545,-3.14751541414141
4/15/2011 8:25:00 AM,-225,-0.0255850204081635,-2.96781245454545,-2.98475441414141
4/15/2011 8:39:00 AM,-210.999999996275,0.120898979591836,-3.04105445454545,-2.91151241414141
4/15/2011 8:40:00 AM,-210.000000003492,0.165658979591837,-3.39912845454545,-3.22482641414141
4/15/2011 8:54:00 AM,-195.999999999767,0.169727979591836,-2.85795045454545,-2.67957941414141
4/15/2011 8:55:00 AM,-194.999999996508,-0.359244020408164,-2.47139345454545,-2.82199441414141
4/15/2011 9:09:00 AM,-181.00000000326,-0.0947580204081635,-2.68298245454545,-2.76909741414141
4/15/2011 9:10:00 AM,-180,0.00696697959183656,-2.93526045454545,-2.91965041414141
4/15/2011 9:24:00 AM,-165.999999996275,0.0191739795918365,-3.37064445454545,-3.34282741414141
4/15/2011 9:25:00 AM,-165.000000003492,0.255176979591836,-3.41947345454545,-3.15565341414141
4/15/2011 9:39:00 AM,-150.999999999767,-0.200552020408163,-3.26485145454545,-3.45676041414141
4/15/2011 9:40:00 AM,-149.999999996508,-0.143586020408163,-3.03698645454545,-3.17192941414141
4/15/2011 9:54:00 AM,-136.00000000326,0.0110359795918366,-3.20381545454545,-3.18413641414141
4/15/2011 9:55:00 AM,-135,0.153451979591837,-3.22823045454545,-3.06613541414141
4/15/2011 10:09:00 AM,-120.999999996275,0.104622979591837,-2.89863945454545,-2.78537341414141
4/15/2011 10:10:00 AM,-120.000000003492,-0.0459300204081635,-2.81725945454545,-2.85454641414141
4/15/2011 10:24:00 AM,-105.999999999767,0.134773979591837,-3.33415745454545,-3.19074041414141
4/15/2011 10:25:00 AM,-104.999999996508,-0.340347020408164,-3.08560745454545,-3.41731141414141
4/15/2011 10:39:00 AM,-91.0000000032596,0.0110359795918366,-3.33402345454545,-3.31434441414141
4/15/2011 10:40:00 AM,-90,0.218555979591836,-3.45609445454545,-3.22889541414141
4/15/2011 10:54:00 AM,-75.9999999962747,-0.253449020408164,-3.12243545454545,-3.36724141414141
4/15/2011 10:55:00 AM,-75.0000000034925,-0.0662750204081635,-3.22822945454545,-3.28586141414141
4/15/2011 11:09:00 AM,-60.9999999997672,0.161589979591837,-3.31367945454545,-3.14344641414141
4/15/2011 11:10:00 AM,-59.9999999965075,-0.192414020408163,-2.94746845454545,-3.13123941414141
4/15/2011 11:24:00 AM,-46.0000000032596,307.681120979592,13.8616135454546,321.551377585859
4/15/2011 11:25:00 AM,-45,305.215299979592,14.4475525454546,319.671495585859
4/15/2011 11:39:00 AM,-30.9999999962747,302.590788979592,14.1423755454545,316.741807585859
4/15/2011 11:40:00 AM,-30.0000000034925,302.326302979592,14.4475515454546,316.782497585859
4/15/2011 11:54:00 AM,-15.9999999997672,302.041471979592,13.3122985454545,315.362413585859
4/15/2011 11:55:00 AM,-14.9999999965075,301.915332979592,13.9023045454545,315.826280585859
4/15/2011 12:09:00 PM,-1.00000000325963,297.667285979592,15.0823175454546,312.758246585859
4/15/2011 12:10:00 PM,0,297.748666979592,15.3752855454546,313.132595585859
4/15/2011 12:24:00 PM,14.0000000037253,44.4324229795918,242.295858545455,286.736924585859
4/15/2011 12:25:00 PM,14.9999999965075,35.8793629795918,250.653606545455,286.541612585859
4/15/2011 12:39:00 PM,29.0000000002328,3.97832097959184,267.397584545455,271.384548585859
4/15/2011 12:40:00 PM,30.0000000034925,3.61210997959184,269.578574545455,273.199327585859
4/15/2011 12:54:00 PM,43.9999999967404,1.49215597959184,260.740683545455,262.241482585859
4/15/2011 12:55:00 PM,45,1.52877697959184,262.543254545455,264.080674585859
4/15/2011 1:09:00 PM,59.0000000037253,0.828906979591836,253.685019545455,254.522569585859
4/15/2011 1:10:00 PM,59.9999999965075,1.15035897959184,255.984009545455,257.143011585859
4/15/2011 1:24:00 PM,74.0000000002328,0.828906979591836,248.293580545455,249.131130585859
4/15/2011 1:25:00 PM,75.0000000034925,0.902148979591836,250.930299545455,251.841091585859
4/15/2011 1:39:00 PM,88.9999999967404,0.975391979591836,245.034302545455,246.018337585859
4/15/2011 1:40:00 PM,90,1.10559997959184,247.341431545455,248.455674585859
4/15/2011 1:54:00 PM,104.000000003725,0.759733979591837,243.264283545455,244.032660585859
4/15/2011 1:55:00 PM,104.999999996508,0.808561979591837,245.595826545455,246.413031585859
4/15/2011 2:09:00 PM,119.000000000233,1.09746197959184,239.414999545455,240.521104585859
4/15/2011 2:10:00 PM,120.000000003492,0.824837979591836,242.458619545455,243.292100585859
4/15/2011 2:24:00 PM,133.99999999674,0.466764979591836,238.434368545455,238.909776585859
4/15/2011 2:25:00 PM,135,0.873665979591836,241.441367545455,242.323676585859
4/15/2011 2:39:00 PM,149.000000003725,0.881803979591837,237.303183545455,238.193630585859
4/15/2011 2:40:00 PM,149.999999996508,0.914355979591837,240.513632545455,241.436631585859
4/15/2011 2:54:00 PM,164.000000000233,1.07711697959184,235.972616545455,237.058376585859
4/15/2011 2:55:00 PM,165.000000003492,0.747526979591837,238.397746545455,239.153916585859
4/15/2011 3:09:00 PM,178.99999999674,1.08525497959184,233.075481545455,234.169379585859
4/15/2011 3:10:00 PM,180,1.26429097959184,236.530071545455,237.803005585859
4/15/2011 3:24:00 PM,194.000000003725,1.08932397959184,232.953410545455,234.051377585859
4/15/2011 3:25:00 PM,194.999999996508,0.881803979591837,235.732545545455,236.622992585859
4/15/2011 3:39:00 PM,209.000000000233,0.788216979591837,231.822226545455,232.619086585859
4/15/2011 3:40:00 PM,210.000000003492,0.950977979591836,234.792603545455,235.752224585859
4/15/2011 3:54:00 PM,223.99999999674,1.05677197959184,231.480429545455,232.545844585859
4/15/2011 3:55:00 PM,225,0.930631979591837,235.244264545455,236.183539585859
4/15/2011 4:09:00 PM,239.000000003725,0.845182979591837,227.350383545455,228.204209585859
4/15/2011 4:10:00 PM,239.999999996508,0.413867979591837,231.854778545455,232.277289585859
4/15/2011 4:24:00 PM,254.000000000233,0.771940979591836,228.501913545455,229.282497585859
4/15/2011 4:25:00 PM,255.000000003492,0.759733979591837,231.578085545455,232.346462585859
4/15/2011 4:39:00 PM,268.99999999674,0.629525979591837,227.553833545455,228.192002585859
4/15/2011 4:40:00 PM,270,0.922493979591837,230.475384545455,231.406521585859
4/15/2011 4:54:00 PM,284.000000003725,1.02015097959184,226.760376545455,227.789170585859
4/15/2011 4:55:00 PM,284.999999996508,0.950977979591836,229.897583545455,230.857204585859
4/15/2011 5:09:00 PM,299.000000000233,0.666146979591837,222.951783545455,223.626573585859
4/15/2011 5:10:00 PM,300.000000003492,1.05677197959184,227.012655545455,228.078070585859
4/15/2011 5:24:00 PM,313.99999999674,1.30091197959184,223.427858545455,224.737413585859
4/15/2011 5:25:00 PM,315,0.686491979591836,226.540650545455,227.235785585859
4/15/2011 5:39:00 PM,329.000000003725,0.446419979591836,221.047486545455,221.502549585859
4/15/2011 5:40:00 PM,329.999999996508,1.44739697959184,224.607870545455,226.063910585859
4/15/2011 5:54:00 PM,344.000000000233,1.26429097959184,219.611126545455,220.884060585859
4/15/2011 5:55:00 PM,345.000000003492,0.832975979591837,222.190878545455,223.032497585859
4/15/2011 6:09:00 PM,358.99999999674,0.788216979591837,215.342734545455,216.139594585859
4/15/2011 6:10:00 PM,360,1.16256597959184,219.582642545455,220.753851585859
4/15/2011 6:24:00 PM,374.000000003725,1.32532697959184,216.087362545455,217.421332585859
4/15/2011 6:25:00 PM,374.999999996508,1.73222797959184,219.082154545455,220.823025585859
4/15/2011 6:39:00 PM,389.000000000233,1.00387497959184,214.117961545455,215.130479585859
4/15/2011 6:40:00 PM,390.000000003492,1.32532597959184,217.723105545455,219.057074585859
4/15/2011 6:54:00 PM,403.99999999674,0.356901979591837,211.326620545455,211.692165585859
4/15/2011 6:55:00 PM,405,0.312142979591837,214.968384545455,215.289170585859
4/15/2011 7:09:00 PM,419.000000003725,0.470833979591837,206.317669545455,206.797146585859
4/15/2011 7:10:00 PM,419.999999996508,0.946908979591837,209.699016545455,210.654568585859
