---
instrument_id: '392'
data_file_original_name: 'EPA2289B_NOx.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'NO_UNCOR_ppb'
    - 'NO2_UNCOR_ppb'
    - 'NOx_UNCOR_ppb'
dataset_id: '2596'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/358'
experiment_set_link: 'https://icarus.ucdavis.edu/chambers/539/experimentSets/188'
chamber_link: 'https://icarus.ucdavis.edu/chambers/539'
dataset_created_at: '2021-08-25 10:27:31'
dataset_updated_at: '2021-08-25 10:27:31'
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
12/13/2016 10:14:00 AM,-518.00000000163,0.016276,0.097656,0.113932
12/13/2016 10:15:00 AM,-516.99999999837,-0.105794,0.170898,0.065104
12/13/2016 10:29:00 AM,-503.000000005122,-0.097656,0.065104,-0.032552
12/13/2016 10:30:00 AM,-502.000000001863,0.097656,0.024414,0.12207
12/13/2016 10:44:00 AM,-487.999999998137,0.187174,-0.170898,0.016276
12/13/2016 10:45:00 AM,-487.000000005355,-0.073242,0,-0.073242
12/13/2016 11:14:00 AM,-458.000000005122,-0.08138,0.073242,-0.008138
12/13/2016 11:15:00 AM,-457.000000001863,0.024414,0.048828,0.073242
12/13/2016 11:29:00 AM,-442.999999998137,0.024414,0.016276,0.04069
12/13/2016 11:30:00 AM,-442.000000005355,-0.179036,0.252278,0.073242
12/13/2016 11:44:00 AM,-428.00000000163,-0.236003,0.276693,0.04069
12/13/2016 11:45:00 AM,-426.99999999837,0.065104,0.113932,0.179036
12/13/2016 12:14:00 PM,-397.999999998137,0.048828,0.065104,0.113932
12/13/2016 12:15:00 PM,-397.000000005355,-0.073242,0.105794,0.032552
12/13/2016 12:29:00 PM,-383.00000000163,-0.154622,0.16276,0.008138
12/13/2016 12:30:00 PM,-381.99999999837,0.08138,-0.065104,0.016276
12/13/2016 12:44:00 PM,-368.000000005122,0.024414,0.048828,0.073242
12/13/2016 12:45:00 PM,-367.000000001863,0.219727,-1.000000000001e-06,0.219726
12/13/2016 1:14:00 PM,-338.00000000163,0.008138,-0.065104,-0.056966
12/13/2016 1:15:00 PM,-336.99999999837,0.211589,-0.195313,0.016276
12/13/2016 1:29:00 PM,-323.000000005122,-0.056966,-0.089518,-0.146484
12/13/2016 1:30:00 PM,-322.000000001863,-0.065104,0.20345,0.138346
12/13/2016 1:44:00 PM,-307.999999998137,0.032552,0.024414,0.056966
12/13/2016 1:45:00 PM,-307.000000005355,-0.154622,0.065104,-0.089518
12/13/2016 2:14:00 PM,-278.000000005122,0.024414,0.056966,0.08138
12/13/2016 2:15:00 PM,-277.000000001863,-0.056966,0.130208,0.073242
12/13/2016 2:29:00 PM,-262.999999998137,0.04069,0.056966,0.097656
12/13/2016 2:30:00 PM,-262.000000005355,0.032552,0.032552,0.065104
12/13/2016 2:44:00 PM,-248.00000000163,-0.187175,0.260417,0.073242
12/13/2016 2:45:00 PM,-246.99999999837,-0.146484,0.146484,0
12/13/2016 3:14:00 PM,-217.999999998137,-0.04069,0.170898,0.130208
12/13/2016 3:15:00 PM,-217.000000005355,-0.065104,0.146484,0.08138
12/13/2016 3:29:00 PM,-203.00000000163,-0.048828,0.227864,0.179036
12/13/2016 3:30:00 PM,-201.99999999837,0,0.130208,0.130208
12/13/2016 3:44:00 PM,-188.000000005122,-0.170899,0.301107,0.130208
12/13/2016 3:45:00 PM,-187.000000001863,-0.382487,0.561523,0.179036
12/13/2016 4:14:00 PM,-158.00000000163,-0.138346,0.292968,0.154622
12/13/2016 4:15:00 PM,-156.99999999837,0.073242,0.138346,0.211588
12/13/2016 4:29:00 PM,-143.000000005122,-0.12207,0.28483,0.16276
12/13/2016 4:30:00 PM,-142.000000001863,0.016276,0.12207,0.138346
12/13/2016 4:44:00 PM,-127.999999998137,-0.032552,0.268554,0.236002
12/13/2016 4:45:00 PM,-127.000000005355,-0.12207,0.309244,0.187174
12/13/2016 5:14:00 PM,-98.0000000051223,-0.04069,0.089518,0.048828
12/13/2016 5:15:00 PM,-97.0000000018626,0.008138,0.170898,0.179036
12/13/2016 5:29:00 PM,-82.9999999981374,0.016276,0.130208,0.146484
12/13/2016 5:30:00 PM,-82.0000000053551,-0.032552,0.170898,0.138346
12/13/2016 5:44:00 PM,-68.0000000016298,0.138346,-0.00813800000000001,0.130208
12/13/2016 5:45:00 PM,-66.9999999983702,0.024414,0.154622,0.179036
12/13/2016 6:14:00 PM,-37.9999999981374,-0.04069,0.252278,0.211588
12/13/2016 6:15:00 PM,-37.0000000053551,-0.056966,0.276692,0.219726
12/13/2016 6:29:00 PM,-23.0000000016298,0.065104,0.138346,0.20345
12/13/2016 6:30:00 PM,-21.9999999983702,-0.04069,0.113932,0.073242
12/13/2016 6:44:00 PM,-8.00000000512227,-0.04069,0.415039,0.374349
12/13/2016 6:45:00 PM,-7.00000000186265,0.056966,0.138346,0.195312
12/13/2016 7:14:00 PM,21.9999999983702,0.382487,-0.04069,0.341797
12/13/2016 7:15:00 PM,23.0000000016298,-0.008138,0.227864,0.219726
12/13/2016 7:29:00 PM,36.9999999948777,0.089518,0.097656,0.187174
12/13/2016 7:30:00 PM,37.9999999981374,0.349935,0.219726,0.569661
12/13/2016 7:44:00 PM,52.0000000018626,0.431315,0.048828,0.480143
12/13/2016 7:45:00 PM,52.9999999946449,-0.032552,0.260416,0.227864
12/13/2016 8:14:00 PM,81.9999999948777,0.195312,0.073243,0.268555
12/13/2016 8:15:00 PM,82.9999999981374,0,0.113932,0.113932
12/13/2016 8:29:00 PM,97.0000000018626,0.105794,0.406901,0.512695
12/13/2016 8:30:00 PM,97.9999999946449,0.602214,0.309244,0.911458
12/13/2016 8:44:00 PM,111.99999999837,0.309245,0.260416,0.569661
12/13/2016 8:45:00 PM,113.00000000163,0.056966,0.545247,0.602213
