---
instrument_id: '384'
data_file_original_name: 'EPA1999A_APM.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'Particle_Density_g/cm3'
dataset_id: '2924'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/413'
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 14:37:48'
dataset_updated_at: '2021-08-26 14:37:48'
instrument_link: 'https://icarus.ucdavis.edu/chambers/539/instruments/384'
instrument:
    id: '384'
    short_name: 'APM-SMPS'
    full_name: 'Aerosol Particle Mass Analyzer - Scanning Mobility Particle Sizer'
    manufacturer: 'Home-made'
    model: 'TSI3081, TSI3771, Kanomax APM-3600'
    year: '2006'
    data_recording_software: 'Labview Program'
    data_analysis_software: 'Custom MATLAB script'
    raw_data_time_resolution: '1s'
    analysis_data_averaging: '180s to 600s'
    detection_limit: 'N/A'
    quantification_limit: ''
    sensitivity_to_temperature: 'N/A'
    sensitivity_to_relative_humidity: 'N/A'
    sampling_method: 'Direct gas sampling'
    sample_preparation_method: 'None'
    sample_residence_time_in_seconds: ''
    length_of_tubing_in_cm: ''
    flow_rate: 'APM 9999; Sheath 2.5 lpm; Main 0.25 lpm'
    tubing_material: 'Copper, covered with temperature coat'
    chemical_identification_method: 'None'
    data_analysis_method: 'The APM data that were recorded in scanning mode are analyzed using a custom MATLAB script. Particle size distribution, as a function of time are displayed. Density is calculated by the selected mass and the measured volume with a perfect spherical assumption.'
    quantification_method: "Signal strength is converted to partial number/size distribution by designed transfer functions. Selected mass is calculated by the given Voltage and Kanomax RPM. \r\nDensity = selected mass / assumed volume based on SMPS readings."
    calibration_method: 'Atomizing certain compounds with known densities to the system and create calibration curves based on the known and measured values.'
    calibration_drift_estimate: 'No estimate'
    calibration_schedule: 'Annually'
    uncertainty_estimation_method: 'Duplication of the same experimental conditions.'
    known_interferences: 'Double peak would happen once there are two bulk composition in the sample, thus giving two densities.'
    link_to_supplemental_information: 'N/A'
    additional_notes: 'N/A'
    organization_id: '547'
    created_at: '2020-02-25T05:03:14.000000Z'
    updated_at: '2020-03-27T09:17:37.000000Z'
    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: 'Particle Density'
    measurement_uncertainty: '(a) Local_Time (N/A); (b) Experimental_Time (N/A); (c) Particle_Density (+/- ?%)'
    measurement_units: '(a) Local_Time (N/A); (b) Experimental_Time (min); (c) Particle_Density (g/cm3)'

---
Local_Time_PST,Experimental_Time_min,Particle_Density_g/cm3
11/22/2014 10:54,-126,0
11/22/2014 10:55,-125,0
11/22/2014 10:57,-123,0.122
11/22/2014 10:58,-122,0.859
11/22/2014 11:00,-120,0.025
11/22/2014 11:02,-118,0.666
11/22/2014 11:03,-117,1.027
11/22/2014 11:04,-116,0
11/22/2014 11:06,-114,0
11/22/2014 11:07,-113,0
11/22/2014 11:09,-111,0
11/22/2014 11:11,-109,0.314
11/22/2014 11:12,-108,1.182
11/22/2014 11:13,-107,0
11/22/2014 11:15,-105,0.748
11/22/2014 11:16,-104,0.235
11/22/2014 11:18,-102,0.68
11/22/2014 11:20,-99.99999999,0.508
11/22/2014 11:21,-98.99999999,1.021
11/22/2014 11:22,-97.99999998,0.995
11/22/2014 11:24,-95.99999999,0.045
11/22/2014 11:25,-94.99999998,0.618
11/22/2014 11:27,-92.99999999,0.057
11/22/2014 11:29,-90.99999999,0
11/22/2014 11:30,-89.99999999,0
11/22/2014 11:31,-88.99999999,0.222
11/22/2014 11:33,-86.99999999,0.071
11/22/2014 11:35,-84.99999999,0
11/22/2014 11:36,-83.99999999,1.456
11/22/2014 11:38,-81.99999998,0.285
11/22/2014 11:39,-80.99999999,0.314
11/22/2014 11:40,-79.99999999,0.286
11/22/2014 11:42,-77.99999999,0
11/22/2014 11:44,-75.99999999,0
11/22/2014 11:45,-74.99999999,0
11/22/2014 11:47,-72.99999999,0.033
11/22/2014 11:48,-71.99999999,0.021
11/22/2014 11:49,-70.99999999,2.567
11/22/2014 11:51,-68.99999998,2.631
11/22/2014 11:53,-66.99999999,0
11/22/2014 11:54,-65.99999998,0
11/22/2014 11:56,-63.99999999,0.068
11/22/2014 11:57,-62.99999999,0.618
11/22/2014 11:58,-61.99999999,0.007
11/22/2014 12:00,-60,0.009
11/22/2014 12:02,-57.99999999,0.042
11/22/2014 12:03,-56.99999999,0.061
11/22/2014 12:05,-54.99999999,0
11/22/2014 12:06,-53.99999999,0
11/22/2014 12:08,-51.99999999,0
11/22/2014 12:09,-50.99999999,0.314
11/22/2014 12:11,-48.99999999,1.487
11/22/2014 12:12,-47.99999999,0.248
11/22/2014 12:14,-45.99999999,0.022
11/22/2014 12:15,-44.99999999,0.038
11/22/2014 12:17,-42.99999999,0.285
11/22/2014 12:18,-41.99999999,0.905
11/22/2014 12:20,-39.99999999,0.096
11/22/2014 12:21,-38.99999999,0.028
11/22/2014 12:23,-36.99999998,1.186
11/22/2014 12:24,-35.99999999,0.995
11/22/2014 12:26,-33.99999999,0
11/22/2014 12:27,-32.99999999,1.771
11/22/2014 12:29,-30.99999999,1.526
11/22/2014 12:30,-29.99999999,1.66
11/22/2014 12:32,-27.99999999,1.365
11/22/2014 12:33,-26.99999999,1.287
11/22/2014 12:35,-24.99999999,1.359
11/22/2014 12:36,-23.99999998,1.261
11/22/2014 12:38,-21.99999999,1.239
11/22/2014 12:39,-20.99999998,1.253
11/22/2014 12:41,-18.99999999,1.243
11/22/2014 12:42,-17.99999999,1.266
11/22/2014 12:44,-15.99999999,1.266
11/22/2014 12:46,-13.99999999,1.16
11/22/2014 12:47,-12.99999999,1.138
11/22/2014 12:48,-11.99999999,1.152
11/22/2014 12:50,-9.999999991,1.228
11/22/2014 12:51,-8.999999987,1.28
11/22/2014 12:53,-6.999999991,1.155
11/22/2014 12:55,-4.999999985,1.121
11/22/2014 12:56,-3.999999992,1.098
11/22/2014 12:57,-2.999999989,1.116
11/22/2014 12:59,-0.999999993,1.193
11/22/2014 13:00,1.05E-08,1.144
11/22/2014 13:02,2.000000007,1.1
11/22/2014 13:04,4.000000013,1.146
11/22/2014 13:05,5.000000006,1.178
11/22/2014 13:06,6.000000009,1.139
11/22/2014 13:08,8.000000016,1.022
11/22/2014 13:09,9.000000008,0.998
11/22/2014 13:11,11.00000001,1.041
11/22/2014 13:13,13.00000001,1.124
11/22/2014 13:14,14.00000001,1.154
11/22/2014 13:15,15.00000001,1.132
11/22/2014 13:17,17.00000001,1
11/22/2014 13:19,19.00000001,0.991
11/22/2014 13:20,20.00000001,0.961
11/22/2014 13:22,22.00000001,1.031
11/22/2014 13:23,23.00000001,1.029
11/22/2014 13:24,24.00000002,1.027
11/22/2014 13:26,26.00000001,0.995
11/22/2014 13:28,28.00000001,1.04
11/22/2014 13:29,29.00000001,1.003
11/22/2014 13:31,31.00000001,1.492
11/22/2014 13:32,32.00000001,1.503
11/22/2014 13:33,33.00000001,1.514
11/22/2014 13:35,35.00000001,1.502
11/22/2014 13:37,37.00000002,1.495
11/22/2014 13:38,38.00000001,1.467
11/22/2014 13:40,40.00000002,1.505
11/22/2014 13:41,41.00000001,1.497
11/22/2014 13:42,42.00000001,1.5
11/22/2014 13:44,44.00000001,1.508
11/22/2014 13:46,46.00000001,1.514
11/22/2014 13:47,47.00000001,1.524
11/22/2014 13:49,49.00000001,1.566
11/22/2014 13:50,50.00000001,1.556
11/22/2014 13:51,51.00000001,1.55
11/22/2014 13:53,53.00000002,1.555
11/22/2014 13:55,55.00000001,1.537
11/22/2014 13:56,56.00000001,1.545
11/22/2014 13:58,58.00000001,1.547
11/22/2014 13:59,59.00000001,1.567
11/22/2014 14:01,61.00000001,1.557
11/22/2014 14:02,62.00000001,1.539
11/22/2014 14:04,64.00000001,1.542
11/22/2014 14:05,65.00000001,1.553
11/22/2014 14:07,67.00000001,1.54
11/22/2014 14:08,68.00000001,1.531
11/22/2014 14:10,70.00000001,1.521
11/22/2014 14:11,71.00000001,1.493
11/22/2014 14:13,73.00000001,1.48
11/22/2014 14:14,74.00000001,1.485
11/22/2014 14:16,76.00000001,1.466
11/22/2014 14:17,77.00000001,1.466
11/22/2014 14:19,79.00000001,1.44
11/22/2014 14:20,80.00000001,1.532
11/22/2014 14:22,82.00000002,1.523
11/22/2014 14:23,83.00000001,1.532
11/22/2014 14:25,85.00000002,1.476
11/22/2014 14:26,86.00000001,1.463
11/22/2014 14:28,88.00000001,1.473
11/22/2014 14:30,90.00000001,1.456
11/22/2014 14:31,91.00000001,1.434
11/22/2014 14:32,92.00000001,1.431
11/22/2014 14:34,94.00000001,1.491
11/22/2014 14:35,95.00000001,1.461
11/22/2014 14:37,97.00000001,1.469
11/22/2014 14:39,99.00000001,1.503
11/22/2014 14:40,100,1.506
11/22/2014 14:41,101,1.499
11/22/2014 14:43,103,1.537
11/22/2014 14:44,104,1.531
11/22/2014 14:46,106,1.543
11/22/2014 14:48,108,1.512
11/22/2014 14:49,109,1.49
11/22/2014 14:50,110,1.507
11/22/2014 14:52,112,1.528
11/22/2014 14:53,113,1.531
11/22/2014 14:55,115,1.509
11/22/2014 14:57,117,1.481
11/22/2014 14:58,118,1.479
11/22/2014 14:59,119,1.466
11/22/2014 15:01,121,1.52
11/22/2014 15:02,122,1.538
11/22/2014 15:04,124,1.527
11/22/2014 15:06,126,1.531
11/22/2014 15:07,127,1.529
11/22/2014 15:08,128,1.541
11/22/2014 15:10,130,1.525
11/22/2014 15:12,132,1.516
11/22/2014 15:13,133,1.514
11/22/2014 15:15,135,1.515
11/22/2014 15:16,136,1.497
11/22/2014 15:17,137,1.501
11/22/2014 15:19,139,1.533
11/22/2014 15:21,141,1.502
11/22/2014 15:22,142,1.524
11/22/2014 15:24,144,1.528
11/22/2014 15:25,145,1.514
11/22/2014 15:26,146,1.506
11/22/2014 15:28,148,1.479
11/22/2014 15:30,150,1.478
11/22/2014 15:31,151,1.465
11/22/2014 15:33,153,1.508
11/22/2014 15:34,154,1.484
11/22/2014 15:35,155,1.486
11/22/2014 15:37,157,1.488
11/22/2014 15:39,159,1.484
11/22/2014 15:40,160,1.497
11/22/2014 15:42,162,1.484
11/22/2014 15:43,163,1.487
11/22/2014 15:45,165,1.471
11/22/2014 15:46,166,1.457
11/22/2014 15:48,168,1.48
11/22/2014 15:49,169,1.448
11/22/2014 15:51,171,1.488
11/22/2014 15:52,172,1.5
11/22/2014 15:54,174,1.487
11/22/2014 15:55,175,1.49
11/22/2014 15:57,177,1.517
11/22/2014 15:58,178,0
11/22/2014 16:00,180,1.491
11/22/2014 16:01,181,1.506
11/22/2014 16:03,183,1.501
11/22/2014 16:04,184,1.462
11/22/2014 16:06,186,1.467
11/22/2014 16:07,187,1.449
11/22/2014 16:09,189,1.467
11/22/2014 16:10,190,1.472
11/22/2014 16:12,192,1.476
11/22/2014 16:13,193,1.472
11/22/2014 16:15,195,1.493
11/22/2014 16:16,196,1.459
11/22/2014 16:18,198,1.475
11/22/2014 16:19,199,1.455
11/22/2014 16:21,201,1.463
11/22/2014 16:23,203,1.465
11/22/2014 16:24,204,1.48
11/22/2014 16:25,205,1.457
11/22/2014 16:27,207,1.479
11/22/2014 16:28,208,1.465
11/22/2014 16:30,210,1.47
11/22/2014 16:32,212,1.468
11/22/2014 16:33,213,1.48
11/22/2014 16:34,214,1.449
11/22/2014 16:36,216,1.468
11/22/2014 16:37,217,1.455
11/22/2014 16:39,219,1.464
11/22/2014 16:41,221,1.46
11/22/2014 16:42,222,1.459
11/22/2014 16:43,223,1.454
11/22/2014 16:45,225,1.434
11/22/2014 16:46,226,1.437
11/22/2014 16:48,228,1.437
11/22/2014 16:50,230,1.443
11/22/2014 16:51,231,1.454
11/22/2014 16:52,232,1.448
11/22/2014 16:54,234,1.451
11/22/2014 16:56,236,1.47
11/22/2014 16:57,237,1.482
11/22/2014 16:59,239,1.468
11/22/2014 17:00,240,1.469
11/22/2014 17:01,241,1.453
11/22/2014 17:03,243,1.447
11/22/2014 17:05,245,1.465
11/22/2014 17:06,246,1.469
11/22/2014 17:08,248,1.445
11/22/2014 17:09,249,1.46
11/22/2014 17:10,250,1.472
11/22/2014 17:12,252,1.441
11/22/2014 17:14,254,1.454
11/22/2014 17:15,255,1.433
11/22/2014 17:17,257,1.438
11/22/2014 17:18,258,1.475
11/22/2014 17:19,259,1.454
11/22/2014 17:21,261,1.46
11/22/2014 17:23,263,1.468
11/22/2014 17:24,264,1.447
11/22/2014 17:26,266,1.463
11/22/2014 17:27,267,1.45
11/22/2014 17:28,268,1.431
11/22/2014 17:30,270,1.448
11/22/2014 17:32,272,1.45
11/22/2014 17:33,273,1.449
11/22/2014 17:35,275,1.445
11/22/2014 17:36,276,1.445
11/22/2014 17:38,278,1.454
11/22/2014 17:39,279,1.46
11/22/2014 17:41,281,1.456
11/22/2014 17:42,282,1.456
11/22/2014 17:44,284,1.395
11/22/2014 17:45,285,1.359
11/22/2014 17:47,287,1.354
11/22/2014 17:48,288,1.462
11/22/2014 17:50,290,0
11/22/2014 17:51,291,1.439
11/22/2014 17:53,293,1.375
11/22/2014 17:54,294,1.372
11/22/2014 17:56,296,1.363
11/22/2014 17:57,297,1.47
11/22/2014 17:59,299,1.442
11/22/2014 18:00,300,1.444
11/22/2014 18:02,302,1.39
11/22/2014 18:03,303,1.356
11/22/2014 18:05,305,1.363
11/22/2014 18:06,306,1.416
11/22/2014 18:08,308,1.362
11/22/2014 18:09,309,1.36
11/22/2014 18:11,311,1.375
11/22/2014 18:12,312,1.355
11/22/2014 18:14,314,1.369
11/22/2014 18:16,316,1.359
11/22/2014 18:17,317,1.371
11/22/2014 18:18,318,1.401
11/22/2014 18:20,320,1.368
11/22/2014 18:21,321,1.42
11/22/2014 18:23,323,1.372
11/22/2014 18:25,325,1.401
11/22/2014 18:26,326,1.364
11/22/2014 18:27,327,1.411
11/22/2014 18:29,329,1.368
11/22/2014 18:30,330,1.36
11/22/2014 18:32,332,1.365
11/22/2014 18:34,334,1.375
11/22/2014 18:35,335,1.367
11/22/2014 18:36,336,1.414
11/22/2014 18:38,338,1.368
11/22/2014 18:39,339,1.431
11/22/2014 18:41,341,1.366
11/22/2014 18:43,343,1.299
11/22/2014 18:44,344,1.302
11/22/2014 18:45,345,1.311
11/22/2014 18:47,347,1.297
11/22/2014 18:49,349,1.311
11/22/2014 18:50,350,1.303
11/22/2014 18:52,352,1.367
11/22/2014 18:53,353,1.376
11/22/2014 18:54,354,1.407
11/22/2014 18:56,356,1.411
11/22/2014 18:58,358,1.404
11/22/2014 18:59,359,1.375
11/22/2014 19:01,361,1.374
11/22/2014 19:02,362,1.412
11/22/2014 19:03,363,1.367
11/22/2014 19:05,365,1.374
11/22/2014 19:07,367,1.373
11/22/2014 19:08,368,1.37
11/22/2014 19:10,370,1.414
11/22/2014 19:11,371,1.372
11/22/2014 19:12,372,1.367
11/22/2014 19:14,374,1.305
11/22/2014 19:16,376,1.304
11/22/2014 19:17,377,1.306
11/22/2014 19:19,379,1.399
11/22/2014 19:20,380,1.381
11/22/2014 19:22,382,1.403
11/22/2014 19:23,383,1.302
11/22/2014 19:25,385,1.32
11/22/2014 19:26,386,1.309
11/22/2014 19:28,388,1.326
11/22/2014 19:29,389,1.312
11/22/2014 19:31,391,1.305
11/22/2014 19:32,392,1.415
11/22/2014 19:34,394,1.363
11/22/2014 19:35,395,1.377
11/22/2014 19:37,397,1.309
11/22/2014 19:38,398,1.308
11/22/2014 19:40,400,1.314
11/22/2014 19:41,401,1.32
11/22/2014 19:43,403,1.316
11/22/2014 19:44,404,1.312
11/22/2014 19:46,406,1.308
11/22/2014 19:47,407,1.308
11/22/2014 19:49,409,1.313
11/22/2014 19:50,410,1.319
11/22/2014 19:52,412,1.308
11/22/2014 19:53,413,1.303
11/22/2014 19:55,415,1.318
11/22/2014 19:56,416,1.316
11/22/2014 19:58,418,1.308
11/22/2014 20:00,420,1.313
11/22/2014 20:01,421,1.326
11/22/2014 20:02,422,1.31
11/22/2014 20:04,424,1.323
11/22/2014 20:05,425,1.323
11/22/2014 20:07,427,1.312
11/22/2014 20:09,429,1.305
11/22/2014 20:10,430,1.304
11/22/2014 20:11,431,1.307
11/22/2014 20:13,433,1.322
11/22/2014 20:14,434,1.322
11/22/2014 20:16,436,1.315
11/22/2014 20:18,438,1.313
11/22/2014 20:19,439,1.328
11/22/2014 20:20,440,1.317
11/22/2014 20:22,442,1.327
11/22/2014 20:23,443,1.302
11/22/2014 20:25,445,1.33
11/22/2014 20:27,447,1.316
11/22/2014 20:28,448,1.325
11/22/2014 20:29,449,1.309
11/22/2014 20:31,451,1.313
11/22/2014 20:33,453,1.317
11/22/2014 20:34,454,1.341
11/22/2014 20:36,456,1.319
11/22/2014 20:37,457,1.326
11/22/2014 20:38,458,1.298
11/22/2014 20:40,460,1.312
11/22/2014 20:42,462,1.31
11/22/2014 20:43,463,1.313
11/22/2014 20:45,465,1.33
11/22/2014 20:46,466,1.329
11/22/2014 20:47,467,1.314
11/22/2014 20:49,469,1.318
11/22/2014 20:51,471,1.302
11/22/2014 20:52,472,1.344
11/22/2014 20:53,473,0
