---
instrument_id: '392'
data_file_original_name: 'EPA2006B_NOx.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'NO_UNCOR_ppb'
    - 'NO2_UNCOR_ppb'
    - 'NOx_UNCOR_ppb'
dataset_id: '2990'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/426'
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 15:47:23'
dataset_updated_at: '2021-08-26 15:47:23'
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
12/3/2014 10:14:00 AM,-303.999999995576,0.108538813953488,-0.7677185,-0.659179686046512
12/3/2014 10:15:00 AM,-302.999999992317,0.189918813953488,-0.9142025,-0.724283686046512
12/3/2014 10:29:00 AM,-288.999999999069,0.0759868139534883,-0.7758565,-0.699869686046512
12/3/2014 10:30:00 AM,-287.999999995809,0.0759868139534883,-0.9304795,-0.854492686046512
12/3/2014 10:44:00 AM,-273.999999992084,0.0841248139534883,-1.1908955,-1.10677068604651
12/3/2014 10:45:00 AM,-272.999999999302,0.100400813953488,-1.3048285,-1.20442768604651
12/3/2014 11:14:00 AM,-243.999999999069,0.0515718139534883,-1.5001395,-1.44856768604651
12/3/2014 11:15:00 AM,-242.999999995809,0.0352958139534883,-1.3862075,-1.35091168604651
12/3/2014 12:29:00 PM,-168.999999995576,-0.0379461860465116,-1.7524185,-1.79036468604651
12/3/2014 12:30:00 PM,-167.999999992317,0.141090813953488,-2.0128355,-1.87174468604651
12/3/2014 12:44:00 PM,-153.999999999069,0.132952813953488,-1.9721455,-1.83919268604651
12/3/2014 12:45:00 PM,-152.999999995809,0.0271578139534883,-1.7686945,-1.74153668604651
12/3/2014 1:14:00 PM,-123.999999995576,-0.0216701860465117,-1.5733815,-1.59505168604651
12/3/2014 1:15:00 PM,-122.999999992317,0.303850813953488,-1.8419365,-1.53808568604651
12/3/2014 1:29:00 PM,-108.999999999069,-0.127464186046512,-1.5571065,-1.68457068604651
12/3/2014 1:30:00 PM,-107.999999995809,-0.0623601860465117,-1.6547625,-1.71712268604651
12/3/2014 1:44:00 PM,-93.9999999920838,0.556129813953488,10.0477115,10.6038413139535
12/3/2014 1:45:00 PM,-92.9999999993015,7.67689781395349,28.2117745,35.8886723139535
12/3/2014 2:14:00 PM,-63.9999999990687,20.9581478139535,8.8921125,29.8502603139535
12/3/2014 2:15:00 PM,-62.999999995809,21.0802178139535,8.6968005,29.7770183139535
12/3/2014 2:29:00 PM,-48.9999999920838,19.9978618139535,8.3305885,28.3284503139535
12/3/2014 2:30:00 PM,-47.9999999993015,20.1850358139535,8.3712795,28.5563153139535
12/3/2014 2:44:00 PM,-33.9999999955762,20.2826918139535,8.2736235,28.5563153139535
12/3/2014 2:45:00 PM,-32.9999999923166,20.5512468139535,8.0945865,28.6458333139535
12/3/2014 3:14:00 PM,-3.99999999208376,19.9571708139535,8.5014875,28.4586583139535
12/3/2014 3:15:00 PM,-2.99999999930151,19.9490328139535,8.5747305,28.5237633139535
12/3/2014 3:29:00 PM,11.0000000044238,2.41973681395349,23.2150285,25.6347653139535
12/3/2014 3:30:00 PM,12.0000000076834,2.16745781395349,23.2719955,25.4394533139535
12/3/2014 3:44:00 PM,26.0000000009313,0.897926813953488,22.1408105,23.0387373139535
12/3/2014 3:45:00 PM,27.000000004191,1.01185881395349,22.1001205,23.1119793139535
12/3/2014 4:14:00 PM,56.0000000044238,0.792132813953488,19.4471245,20.2392573139535
12/3/2014 4:15:00 PM,57.0000000076834,0.417783813953488,19.7807835,20.1985673139535
12/3/2014 4:29:00 PM,71.0000000009313,0.474749813953488,20.2853415,20.7600913139535
12/3/2014 4:30:00 PM,72.000000004191,0.434059813953488,20.2446515,20.6787113139535
12/3/2014 4:44:00 PM,86.0000000079162,0.377092813953488,21.1561105,21.5332033139535
12/3/2014 4:45:00 PM,87.0000000006985,0.0841248139534883,21.3514225,21.4355473139535
12/3/2014 5:14:00 PM,116.000000000931,0.295712813953488,19.4878155,19.7835283139535
12/3/2014 5:15:00 PM,117.000000004191,0.132952813953488,19.9598205,20.0927733139535
12/3/2014 5:29:00 PM,131.000000007916,0.458473813953488,20.4318255,20.8902993139535
12/3/2014 5:30:00 PM,132.000000000698,0.189918813953488,21.2049385,21.3948573139535
12/3/2014 5:44:00 PM,146.000000004424,0.572405813953488,21.1398335,21.7122393139535
12/3/2014 5:45:00 PM,147.000000007683,0.417783813953488,21.4897685,21.9075523139535
12/3/2014 6:14:00 PM,176.000000007916,0.344540813953488,19.7319565,20.0764973139535
12/3/2014 6:15:00 PM,177.000000000698,0.401506813953488,19.7319565,20.1334633139535
12/3/2014 6:29:00 PM,191.000000004424,0.645647813953488,20.3097555,20.9554033139535
12/3/2014 6:30:00 PM,192.000000007683,0.344540813953488,20.7329335,21.0774743139535
12/3/2014 6:44:00 PM,206.000000000931,0.588681813953488,20.9933495,21.5820313139535
12/3/2014 6:45:00 PM,207.000000004191,0.547991813953488,21.4979065,22.0458983139535
12/3/2014 7:14:00 PM,236.000000004424,0.442197813953488,19.4145735,19.8567713139535
12/3/2014 7:15:00 PM,237.000000007683,0.539853813953488,19.4552635,19.9951173139535
12/3/2014 7:29:00 PM,251.000000000931,0.336402813953488,20.4318265,20.7682293139535
12/3/2014 7:30:00 PM,252.000000004191,0.246884813953488,20.9607975,21.2076823139535
12/3/2014 7:44:00 PM,266.000000007916,0.149228813953488,21.1805245,21.3297533139535
12/3/2014 7:45:00 PM,267.000000000698,0.409645813953488,21.3921125,21.8017583139535
12/3/2014 8:14:00 PM,296.000000000931,0.653785813953488,18.8286365,19.4824223139535
12/3/2014 8:15:00 PM,297.000000004191,0.417782813953488,19.5936105,20.0113933139535
12/3/2014 8:29:00 PM,311.000000007916,0.238746813953488,20.4887925,20.7275393139535
12/3/2014 8:30:00 PM,312.000000000698,0.295712813953488,20.7736235,21.0693363139535
12/3/2014 8:44:00 PM,326.000000004424,0.141090813953488,21.2049385,21.3460293139535
12/3/2014 8:45:00 PM,327.000000007683,0.263160813953488,21.4897685,21.7529293139535
12/3/2014 9:14:00 PM,356.000000007916,0.645647813953488,18.4787015,19.1243493139535
12/3/2014 9:15:00 PM,357.000000000698,0.499163813953488,19.0809145,19.5800783139535
12/3/2014 9:29:00 PM,371.000000004424,0.165504813953488,20.3016175,20.4671223139535
12/3/2014 9:30:00 PM,372.000000007683,0.385230813953488,20.3829985,20.7682293139535
