---
instrument_id: '392'
data_file_original_name: 'EPA2016A_NOx.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'NO_UNCOR_ppb'
    - 'NO2_UNCOR_ppb'
    - 'NOx_UNCOR_ppb'
dataset_id: '3035'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/434'
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 16:13:25'
dataset_updated_at: '2021-08-26 16:13:25'
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 8:54:00 AM,-262.999999998137,0.44336190625,-0.22210525,0.22125665625
1/31/2015 8:55:00 AM,-261.999999994878,0.18294490625,0.0383117499999996,0.22125665625
1/31/2015 9:09:00 AM,-248.00000000163,0.30501490625,-0.28720925,0.0178056562500003
1/31/2015 9:10:00 AM,-246.99999999837,0.28060090625,-0.50693525,-0.22633434375
1/31/2015 10:09:00 AM,-187.999999994645,0.19922090625,-0.90569825,-0.70647734375
1/31/2015 10:10:00 AM,-187.000000001863,0.11646090625,-0.90142225,-0.78496134375
1/31/2015 10:24:00 AM,-172.999999998137,-0.00423009375000002,-0.79990425,-0.80413434375
1/31/2015 10:25:00 AM,-171.999999994878,0.10156490625,-0.89756125,-0.79599634375
1/31/2015 10:39:00 AM,-158.00000000163,-0.11816209375,-0.73480025,-0.85296234375
1/31/2015 10:40:00 AM,-156.99999999837,0.05273690625,-0.84059525,-0.78785834375
1/31/2015 10:54:00 AM,-142.999999994645,0.00390790624999998,-0.93825025,-0.93434234375
1/31/2015 10:55:00 AM,-142.000000001863,-0.0774720937500001,-0.73480025,-0.81227234375
1/31/2015 11:09:00 AM,-127.999999998137,0.02018390625,-0.83245625,-0.81227234375
1/31/2015 11:10:00 AM,-126.999999994878,-0.04492009375,-0.88942225,-0.93434234375
1/31/2015 11:24:00 AM,-113.00000000163,0.03645990625,-0.97080225,-0.93434234375
1/31/2015 11:25:00 AM,-111.99999999837,0.41080890625,-1.24749525,-0.83668634375
1/31/2015 11:39:00 AM,-97.9999999946449,19.68164290625,-3.02158425,16.66005865625
1/31/2015 11:40:00 AM,-97.0000000018626,17.86686390625,0.746319749999999,18.61318365625
1/31/2015 11:54:00 AM,-82.9999999981374,21.96842690625,-0.00237825000000158,21.96604865625
1/31/2015 11:55:00 AM,-81.9999999948777,23.15657790625,-0.393003249999998,22.76357465625
1/31/2015 12:09:00 PM,-68.0000000016298,21.29297090625,-0.368589250000001,20.92438165625
1/31/2015 12:10:00 PM,-66.9999999983702,20.74772290625,-0.0918962499999998,20.65582665625
1/31/2015 12:24:00 PM,-52.9999999946449,20.89224390625,-0.274020250000002,20.61822365625
1/31/2015 12:25:00 PM,-52.0000000018626,20.66634290625,0.0545877500000012,20.72093065625
1/31/2015 12:39:00 PM,-37.9999999981374,20.73144690625,-0.00237825000000158,20.72906865625
1/31/2015 12:40:00 PM,-36.9999999948777,20.93489790625,-0.148862249999999,20.78603565625
1/31/2015 12:54:00 PM,-23.0000000016298,20.60937690625,0.233624749999999,20.84300165625
1/31/2015 12:55:00 PM,-21.9999999983702,20.91048390625,-0.14886325,20.76162065625
1/31/2015 1:09:00 PM,-7.9999999946449,20.78027590625,-0.0349312499999981,20.74534465625
1/31/2015 1:10:00 PM,-7.00000000186265,20.66634290625,0.0220357499999986,20.68837865625
1/31/2015 1:24:00 PM,7.00000000186265,13.45605690625,6.52431475,19.98037165625
1/31/2015 1:25:00 PM,8.00000000512227,11.99121290625,7.66363675,19.65484965625
1/31/2015 1:39:00 PM,21.9999999983702,1.97330890625,14.40191875,16.37522765625
1/31/2015 1:40:00 PM,23.0000000016298,2.12793190625,14.17405375,16.30198565625
1/31/2015 1:54:00 PM,37.0000000053551,1.02116090625,13.38466575,14.40582665625
1/31/2015 1:55:00 PM,37.9999999981374,0.70377790625,14.06012175,14.76389965625
1/31/2015 2:09:00 PM,52.0000000018626,0.56543190625,10.87001675,11.43544865625
1/31/2015 2:10:00 PM,53.0000000051223,0.53287990625,11.51292075,12.04580065625
1/31/2015 2:24:00 PM,66.9999999983702,0.34570490625,12.69293475,13.03863965625
1/31/2015 2:25:00 PM,68.0000000016298,0.42708590625,12.98590175,13.41298765625
1/31/2015 2:39:00 PM,82.0000000053551,0.39453290625,13.76715375,14.16168665625
1/31/2015 2:40:00 PM,82.9999999981374,0.47591390625,14.06825975,14.54417365625
1/31/2015 2:54:00 PM,97.0000000018626,0.32942890625,14.81695775,15.14638665625
1/31/2015 2:55:00 PM,98.0000000051223,0.36198090625,15.18316875,15.54514965625
1/31/2015 3:09:00 PM,111.99999999837,0.27246290625,12.61969175,12.89215465625
1/31/2015 3:10:00 PM,113.00000000163,0.47591390625,13.59625375,14.07216765625
1/31/2015 3:39:00 PM,142.000000001863,0.49218990625,17.26650175,17.75869165625
1/31/2015 3:40:00 PM,143.000000005122,0.50032790625,17.66526475,18.16559265625
1/31/2015 3:54:00 PM,156.99999999837,0.41080890625,17.38857275,17.79938165625
1/31/2015 3:55:00 PM,158.00000000163,0.32942890625,18.23492675,18.56435565625
1/31/2015 4:09:00 PM,172.000000005355,0.30501490625,15.23199675,15.53701165625
1/31/2015 4:10:00 PM,172.999999998137,0.23177290625,15.99697075,16.22874365625
1/31/2015 4:24:00 PM,187.000000001863,0.83398690625,23.81760775,24.65159465625
1/31/2015 4:25:00 PM,188.000000005122,0.76888290625,24.80230875,25.57119165625
1/31/2015 4:39:00 PM,201.99999999837,0.83398690625,28.23655375,29.07054065625
1/31/2015 4:40:00 PM,203.00000000163,0.81771090625,28.95269975,29.77041065625
1/31/2015 4:54:00 PM,217.000000005355,1.32226790625,36.16298575,37.48525365625
1/31/2015 4:55:00 PM,217.999999998137,1.17578290625,35.43056475,36.60634765625
1/31/2015 5:09:00 PM,232.000000001863,1.03743690625,31.51617675,32.55361365625
1/31/2015 5:10:00 PM,233.000000005122,0.89909090625,33.41233475,34.31142565625
1/31/2015 5:24:00 PM,246.99999999837,0.79329690625,32.78570675,33.57900365625
1/31/2015 5:25:00 PM,248.00000000163,0.75260590625,33.80296075,34.55556665625
1/31/2015 5:39:00 PM,262.000000005355,0.85840090625,31.65452275,32.51292365625
1/31/2015 5:40:00 PM,262.999999998137,0.67036990625,32.41349975,33.08386965625
1/31/2015 5:54:00 PM,277.000000001863,0.69563990625,31.38596875,32.08160865625
1/31/2015 5:55:00 PM,278.000000005122,0.75260590625,31.51617675,32.26878265625
1/31/2015 6:09:00 PM,291.99999999837,0.43522390625,26.79612375,27.23134765625
1/31/2015 6:10:00 PM,293.00000000163,0.54915590625,28.57021275,29.11936865625
1/31/2015 6:24:00 PM,307.000000005355,0.89909090625,36.06532975,36.96442065625
1/31/2015 6:25:00 PM,307.999999998137,0.58170790625,37.34299975,37.92470765625
1/31/2015 6:39:00 PM,322.000000001863,1.18392090625,43.98362475,45.16754565625
1/31/2015 6:40:00 PM,323.000000005122,1.40364790625,43.51161875,44.91526665625
1/31/2015 6:54:00 PM,336.99999999837,1.00488490625,41.98167075,42.98655565625
1/31/2015 6:55:00 PM,338.00000000163,1.15136890625,42.39671075,43.54807965625
1/31/2015 7:09:00 PM,352.000000005355,0.97233290625,36.09788175,37.07021465625
1/31/2015 7:10:00 PM,352.999999998137,1.02116090625,37.79059075,38.81175165625
1/31/2015 7:24:00 PM,367.000000001863,1.00488490625,38.25445775,39.25934265625
1/31/2015 7:25:00 PM,368.000000005122,0.98047090625,39.02756975,40.00804065625
1/31/2015 7:39:00 PM,381.99999999837,0.68750190625,37.48134575,38.16884765625
1/31/2015 7:40:00 PM,383.00000000163,0.72819190625,38.59625475,39.32444665625
1/31/2015 7:54:00 PM,397.000000005355,0.74446790625,35.99208775,36.73655565625
1/31/2015 7:55:00 PM,397.999999998137,0.80143490625,36.79775175,37.59918665625
1/31/2015 8:09:00 PM,412.000000001863,0.35384290625,30.90582475,31.25966765625
1/31/2015 8:10:00 PM,413.000000005122,0.79329690625,32.22418375,33.01748065625
1/31/2015 8:24:00 PM,426.99999999837,0.68750190625,32.23232175,32.91982365625
1/31/2015 8:25:00 PM,428.00000000163,0.63053590625,33.10309075,33.73362665625
1/31/2015 8:54:00 PM,457.000000001863,0.87467690625,31.13368875,32.00836565625
1/31/2015 8:55:00 PM,458.000000005122,0.78515790625,31.82542175,32.61057965625
1/31/2015 9:09:00 PM,471.99999999837,0.23289590625,17.16098775,17.39388365625
1/31/2015 9:10:00 PM,473.00000000163,0.20735890625,17.09560275,17.30296165625
