---
instrument_id: '392'
data_file_original_name: 'EPA2000A_NOx.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'NO_UNCOR_ppb'
    - 'NO2_UNCOR_ppb'
    - 'NOx_UNCOR_ppb'
dataset_id: '2939'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/415'
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 14:39:53'
dataset_updated_at: '2021-08-26 14:39:53'
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
11/24/2014 8:39:00 AM,-248.999999994412,-0.20707725,-3.19160848913043,-3.39868573913044
11/24/2014 8:40:00 AM,-248.00000000163,-0.09314525,-3.43574848913044,-3.52889373913043
11/24/2014 8:54:00 AM,-233.999999997905,-0.29659525,-3.06139948913044,-3.35799473913043
11/24/2014 8:55:00 AM,-232.999999994645,0.13471975,-3.47643848913043,-3.34171873913043
11/24/2014 10:24:00 AM,-143.999999997905,-0.21521525,-3.63919848913044,-3.85441373913043
11/24/2014 10:25:00 AM,-142.999999994645,-0.23149125,-3.52526648913044,-3.75675773913043
11/24/2014 10:39:00 AM,-129.000000001397,-0.06873125,-3.72057848913043,-3.78930973913043
11/24/2014 10:40:00 AM,-127.999999998137,0.03706375,-3.81009748913044,-3.77303373913043
11/24/2014 10:54:00 AM,-113.999999994412,0.06961575,-3.65547548913043,-3.58585973913043
11/24/2014 10:55:00 AM,-113.00000000163,0.04520175,-3.81009748913044,-3.76489573913043
11/24/2014 11:09:00 AM,-98.9999999979045,-0.11755925,-3.67175048913044,-3.78930973913043
11/24/2014 11:10:00 AM,-97.9999999946449,-0.02804125,-3.61478448913044,-3.64282573913043
11/24/2014 11:24:00 AM,-84.000000001397,-0.03617925,-3.72057848913043,-3.75675773913043
11/24/2014 11:25:00 AM,-82.9999999981374,-0.24776725,-3.54154248913044,-3.78930973913043
11/24/2014 11:39:00 AM,-68.9999999944121,-0.22335325,-3.53340448913043,-3.75675773913043
11/24/2014 11:40:00 AM,-68.0000000016298,-0.23962925,-3.53340448913043,-3.77303373913043
11/24/2014 11:54:00 AM,-53.9999999979045,-0.38611325,-3.37878248913043,-3.76489573913043
11/24/2014 11:55:00 AM,-52.9999999946449,-0.13383525,-3.61478448913044,-3.74861973913043
11/24/2014 12:09:00 PM,-39.000000001397,24.19884675,-2.31270148913043,21.8861452608696
11/24/2014 12:10:00 PM,-37.9999999981374,26.54259675,-2.65449848913043,23.8880982608696
11/24/2014 12:24:00 PM,-23.9999999944121,26.77859975,-3.17533148913043,23.6032682608696
11/24/2014 12:25:00 PM,-23.0000000016298,26.59142575,-2.98001948913043,23.6114062608696
11/24/2014 12:39:00 PM,-8.99999999790452,26.51004475,-2.99629448913044,23.5137502608696
11/24/2014 12:40:00 PM,-7.9999999946449,26.66466775,-3.11022748913043,23.5544402608696
11/24/2014 12:54:00 PM,5.99999999860302,6.68582675,14.7527275108696,21.4385542608696
11/24/2014 12:55:00 PM,7.00000000186265,4.13862575,16.4454365108696,20.5840622608696
11/24/2014 1:09:00 PM,21.0000000055879,0.59044875,14.9073505108696,15.4977992608696
11/24/2014 1:10:00 PM,21.9999999983702,0.82645175,14.9399025108696,15.7663542608696
11/24/2014 1:24:00 PM,36.0000000020955,0.23237575,13.1902285108696,13.4226042608696
11/24/2014 1:25:00 PM,37.0000000053551,0.43582675,13.1332615108696,13.5690882608696
11/24/2014 1:39:00 PM,50.999999998603,0.29747975,12.6775325108696,12.9750122608696
11/24/2014 1:40:00 PM,52.0000000018626,-0.01176425,13.2553315108696,13.2435672608696
11/24/2014 1:54:00 PM,66.0000000055879,0.57417275,19.5541605108696,20.1283332608696
11/24/2014 1:55:00 PM,66.9999999983702,0.71251875,19.8634055108696,20.5759242608696
11/24/2014 2:09:00 PM,81.0000000020955,0.49279275,17.5440685108696,18.0368612608696
11/24/2014 2:10:00 PM,82.0000000053551,0.37886075,17.8451755108696,18.2240362608696
11/24/2014 2:24:00 PM,95.999999998603,0.57417275,18.0079365108696,18.5821092608696
11/24/2014 2:25:00 PM,97.0000000018626,0.12658175,18.8705665108696,18.9971482608696
11/24/2014 2:39:00 PM,111.000000005588,-0.10942125,18.3822855108696,18.2728642608696
11/24/2014 2:40:00 PM,111.99999999837,0.42768875,18.6752535108696,19.1029422608696
11/24/2014 2:54:00 PM,126.000000002095,0.77762375,25.8041595108696,26.5817832608696
11/24/2014 2:55:00 PM,127.000000005355,0.77762375,25.1938085108696,25.9714322608696
11/24/2014 3:09:00 PM,140.999999998603,0.50906875,22.5815035108696,23.0905722608696
11/24/2014 3:10:00 PM,142.000000001863,0.50906875,23.1674415108696,23.6765102608696
11/24/2014 3:24:00 PM,156.000000005588,0.84272775,23.4604095108696,24.3031372608696
11/24/2014 3:25:00 PM,156.99999999837,0.42768875,24.6078705108696,25.0355592608696
11/24/2014 3:39:00 PM,171.000000002095,0.28934175,24.1114515108696,24.4007932608696
11/24/2014 3:40:00 PM,172.000000005355,0.47651675,24.7706315108696,25.2471482608696
11/24/2014 3:54:00 PM,185.999999998603,0.82645175,30.8904225108696,31.7168742608696
11/24/2014 3:55:00 PM,187.000000001863,0.89969375,32.4773375108696,33.3770312608696
11/24/2014 4:09:00 PM,201.000000005588,0.64741475,27.5456965108696,28.1931112608696
11/24/2014 4:10:00 PM,201.99999999837,0.67996675,28.6199155108696,29.2998822608696
11/24/2014 4:24:00 PM,216.000000002095,0.78576175,29.5476495108696,30.3334112608696
11/24/2014 4:25:00 PM,217.000000005355,0.75320975,30.7113865108696,31.4645962608696
11/24/2014 4:39:00 PM,230.999999998603,0.45210275,30.1661395108696,30.6182422608696
11/24/2014 4:40:00 PM,232.000000001863,0.61486275,31.0857355108696,31.7005982608696
11/24/2014 4:54:00 PM,246.000000005588,0.86714175,37.2055265108696,38.0726682608696
11/24/2014 4:55:00 PM,246.99999999837,0.94852175,37.2869075108696,38.2354292608696
11/24/2014 5:09:00 PM,261.000000002095,0.75320975,32.3064385108696,33.0596482608696
11/24/2014 5:10:00 PM,262.000000005355,0.92410775,33.7468685108696,34.6709762608696
11/24/2014 5:24:00 PM,275.999999998603,0.83458975,34.8129485108696,35.6475382608696
11/24/2014 5:25:00 PM,277.000000001863,0.56603475,36.2533785108696,36.8194132608696
11/24/2014 5:39:00 PM,291.000000005588,0.87527975,34.9512955108696,35.8265752608696
11/24/2014 5:40:00 PM,291.99999999837,0.85086575,36.3428965108696,37.1937622608696
11/24/2014 5:54:00 PM,306.000000002095,0.85900375,35.5128185108696,36.3718222608696
11/24/2014 5:55:00 PM,307.000000005355,0.57417275,36.9532485108696,37.5274212608696
11/24/2014 6:09:00 PM,320.999999998603,0.70438175,30.5242115108696,31.2285932608696
11/24/2014 6:10:00 PM,322.000000001863,0.55789675,32.4529235108696,33.0108202608696
11/24/2014 6:24:00 PM,336.000000005588,0.87527975,33.9665945108696,34.8418742608696
11/24/2014 6:25:00 PM,336.99999999837,0.90783175,35.5697855108696,36.4776172608696
11/24/2014 6:39:00 PM,351.000000002095,0.64741475,33.9584575108696,34.6058722608696
11/24/2014 6:40:00 PM,352.000000005355,0.74507175,35.7081305108696,36.4532022608696
11/24/2014 6:54:00 PM,365.999999998603,0.89969375,33.7305925108696,34.6302862608696
11/24/2014 6:55:00 PM,367.000000001863,0.89969375,35.4314385108696,36.3311322608696
11/24/2014 7:09:00 PM,381.000000005588,0.72065675,28.9291605108696,29.6498172608696
11/24/2014 7:10:00 PM,381.99999999837,0.38699875,31.1752535108696,31.5622522608696
11/24/2014 7:24:00 PM,396.000000002095,0.90783175,32.7052015108696,33.6130332608696
11/24/2014 7:25:00 PM,397.000000005355,0.85086575,33.9910085108696,34.8418742608696
11/24/2014 7:39:00 PM,410.999999998603,0.62300075,33.1609315108696,33.7839322608696
11/24/2014 7:40:00 PM,412.000000001863,0.59044875,34.8617775108696,35.4522262608696
11/24/2014 7:54:00 PM,426.000000005588,0.65555275,33.0225845108696,33.6781372608696
11/24/2014 7:55:00 PM,426.99999999837,0.58231075,34.8455015108696,35.4278122608696
11/24/2014 8:09:00 PM,441.000000002095,0.59858675,27.9688735108696,28.5674602608696
11/24/2014 8:10:00 PM,442.000000005355,0.18354775,30.0033785108696,30.1869262608696
11/24/2014 8:24:00 PM,455.999999998603,0.67182875,31.9076765108696,32.5795052608696
11/24/2014 8:25:00 PM,457.000000001863,0.79389975,33.3236905108696,34.1175902608696
11/24/2014 8:39:00 PM,471.000000005588,0.72065675,34.8536395108696,35.5742962608696
11/24/2014 8:40:00 PM,471.99999999837,0.98921175,39.4678975108696,40.4571092608696
11/24/2014 8:54:00 PM,486.000000002095,1.14383475,38.1820895108696,39.3259242608696
11/24/2014 8:55:00 PM,487.000000005355,0.71251875,40.3712175108696,41.0837362608696
11/24/2014 9:09:00 PM,500.999999998603,0.52534475,26.6505145108696,27.1758592608696
11/24/2014 9:10:00 PM,502.000000001863,0.35444675,26.3005785108696,26.6550252608696
11/24/2014 9:24:00 PM,516.000000005588,0.09402975,13.4506445108696,13.5446742608696
11/24/2014 9:25:00 PM,516.99999999837,0.31375575,13.2471945108696,13.5609502608696
