---
instrument_id: '384'
data_file_original_name: 'EPA1420A_APM.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'Particle_Density_g/cm3'
dataset_id: '3251'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/513'
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 17:03:24'
dataset_updated_at: '2021-08-26 17:03:24'
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
4/24/2011 12:47,47,1.485
4/24/2011 12:49,49,1.508
4/24/2011 12:50,50,1.325
4/24/2011 12:52,52,1.477
4/24/2011 12:53,53.00000001,1.508
4/24/2011 12:55,55,1.484
4/24/2011 12:56,56,1.496
4/24/2011 12:58,58,1.406
4/24/2011 12:59,59,1.373
4/24/2011 13:01,61,1.408
4/24/2011 13:02,62,1.374
4/24/2011 13:04,64,1.72
4/24/2011 13:05,65,1.397
4/24/2011 13:07,67,1.421
4/24/2011 13:08,68,1.368
4/24/2011 13:10,70,1.442
4/24/2011 13:11,71,1.456
4/24/2011 13:13,73,1.421
4/24/2011 13:14,74,1.445
4/24/2011 13:16,76,1.539
4/24/2011 13:17,77,1.489
4/24/2011 13:19,79,1.474
4/24/2011 13:20,80,1.506
4/24/2011 13:22,81.99999999,1.473
4/24/2011 13:23,83,1.476
4/24/2011 13:25,85,1.456
4/24/2011 13:27,87,1.463
4/24/2011 13:28,88,1.511
4/24/2011 13:29,89,1.459
4/24/2011 13:31,91,1.355
4/24/2011 13:32,92,1.427
4/24/2011 13:34,94,1.375
4/24/2011 13:36,96,1.463
4/24/2011 13:37,97,1.515
4/24/2011 13:38,98.00000001,1.465
4/24/2011 13:40,100,1.45
4/24/2011 13:41,101,1.511
4/24/2011 13:43,103,1.49
4/24/2011 13:45,105,1.395
4/24/2011 13:46,106,1.546
4/24/2011 13:47,107,1.481
4/24/2011 13:49,109,1.509
4/24/2011 13:50,110,1.362
4/24/2011 13:52,112,1.561
4/24/2011 13:54,114,1.345
4/24/2011 13:55,115,1.566
4/24/2011 13:56,116,1.533
4/24/2011 13:58,118,1.533
4/24/2011 14:00,120,1.522
4/24/2011 14:01,121,1.497
4/24/2011 14:03,123,1.53
4/24/2011 14:04,124,1.421
4/24/2011 14:05,125,1.501
4/24/2011 14:07,127,1.403
4/24/2011 14:09,129,1.483
4/24/2011 14:10,130,1.589
4/24/2011 14:12,132,1.15
4/24/2011 14:13,133,1.576
4/24/2011 14:14,134,1.38
4/24/2011 14:16,136,1.453
4/24/2011 14:18,138,1.437
4/24/2011 14:19,139,1.526
4/24/2011 14:21,141,1.696
4/24/2011 14:22,142,1.379
4/24/2011 14:23,143,1.492
4/24/2011 14:25,145,1.574
4/24/2011 14:27,147,1.543
4/24/2011 14:28,148,1.448
4/24/2011 14:30,150,1.565
4/24/2011 14:31,151,1.545
4/24/2011 14:33,153,1.559
4/24/2011 14:34,154,1.554
4/24/2011 14:36,156,1.362
4/24/2011 14:37,157,1.449
4/24/2011 14:39,159,1.62
4/24/2011 14:40,160,1.545
4/24/2011 14:42,162,1.465
4/24/2011 14:43,163,1.432
4/24/2011 14:45,165,1.585
4/24/2011 14:46,166,1.42
4/24/2011 14:48,168,1.883
4/24/2011 14:49,169,1.396
4/24/2011 14:51,171,1.344
4/24/2011 14:52,172,1.476
4/24/2011 14:54,174,1.45
4/24/2011 14:55,175,1.466
4/24/2011 14:57,177,1.471
4/24/2011 14:58,178,1.413
4/24/2011 15:00,180,1.407
4/24/2011 15:01,181,1.478
4/24/2011 15:03,183,1.534
4/24/2011 15:04,184,1.6
4/24/2011 15:06,186,1.402
4/24/2011 15:07,187,1.649
4/24/2011 15:09,189,1.352
4/24/2011 15:11,191,1.517
4/24/2011 15:12,192,1.464
4/24/2011 15:13,193,1.463
4/24/2011 15:15,195,1.639
4/24/2011 15:16,196,1.819
4/24/2011 15:18,198,1.58
4/24/2011 15:20,200,1.575
4/24/2011 15:21,201,1.47
4/24/2011 15:22,202,1.671
4/24/2011 15:24,204,1.973
4/24/2011 15:25,205,1.462
4/24/2011 15:27,207,1.421
4/24/2011 15:29,209,1.849
4/24/2011 15:30,210,1.659
4/24/2011 15:31,211,1.637
4/24/2011 15:33,213,1.492
4/24/2011 15:34,214,1.535
4/24/2011 15:36,216,1.482
4/24/2011 15:38,218,0
4/24/2011 15:39,219,1.565
4/24/2011 15:40,220,1.391
4/24/2011 15:42,222,1.437
4/24/2011 15:43,223,1.405
4/24/2011 15:45,225,1.433
4/24/2011 15:47,227,1.519
4/24/2011 15:48,228,1.489
4/24/2011 15:49,229,1.585
4/24/2011 15:51,231,0
4/24/2011 15:53,233,1.505
4/24/2011 15:54,234,1.424
4/24/2011 15:56,236,1.442
4/24/2011 15:57,237,1.578
4/24/2011 15:58,238,1.7
4/24/2011 16:00,240,1.564
4/24/2011 16:02,242,1.437
4/24/2011 16:03,243,1.407
4/24/2011 16:05,245,1.474
4/24/2011 16:06,246,1.415
4/24/2011 16:07,247,1.366
4/24/2011 16:09,249,1.359
4/24/2011 16:11,251,1.612
4/24/2011 16:12,252,2.268
4/24/2011 16:14,254,0
4/24/2011 16:15,255,0
4/24/2011 16:16,256,0
4/24/2011 16:18,258,1.361
4/24/2011 16:20,260,1.441
4/24/2011 16:21,261,1.595
4/24/2011 16:23,263,1.395
4/24/2011 16:24,264,1.411
4/24/2011 16:26,266,1.465
4/24/2011 16:27,267,1.68
4/24/2011 16:29,269,1.448
4/24/2011 16:30,270,1.469
4/24/2011 16:32,272,1.116
4/24/2011 16:33,273,2.977
4/24/2011 16:35,275,1.493
4/24/2011 16:36,276,1.477
4/24/2011 16:38,278,1.495
4/24/2011 16:39,279,1.434
4/24/2011 16:41,281,1.152
4/24/2011 16:42,282,1.151
4/24/2011 16:44,284,1.093
4/24/2011 16:45,285,1.186
4/24/2011 16:47,287,1.22
4/24/2011 16:48,288,1.264
4/24/2011 16:50,290,1.247
4/24/2011 16:51,291,1.168
4/24/2011 16:53,293,1.238
4/24/2011 16:54,294,1.178
4/24/2011 16:56,296,1.243
4/24/2011 16:57,297,1.238
4/24/2011 16:59,299,1.073
4/24/2011 17:00,300,1.059
4/24/2011 17:02,302,1.051
4/24/2011 17:04,304,1.197
4/24/2011 17:05,305,1.183
4/24/2011 17:06,306,1.198
4/24/2011 17:08,308,1.219
4/24/2011 17:09,309,1.185
4/24/2011 17:11,311,1.255
4/24/2011 17:13,313,1.172
4/24/2011 17:14,314,1.211
4/24/2011 17:15,315,1.183
4/24/2011 17:17,317,1.17
4/24/2011 17:18,318,1.202
4/24/2011 17:20,320,1.166
4/24/2011 17:22,322,1.137
4/24/2011 17:23,323,1.167
4/24/2011 17:24,324,1.155
4/24/2011 17:26,326,1.169
4/24/2011 17:27,327,1.214
4/24/2011 17:29,329,1.161
4/24/2011 17:31,331,1.347
4/24/2011 17:32,332,1.376
4/24/2011 17:33,333,1.327
4/24/2011 17:35,335,1.236
4/24/2011 17:37,337,1.214
4/24/2011 17:38,338,1.188
4/24/2011 17:40,340,1.325
4/24/2011 17:41,341,1.307
4/24/2011 17:42,342,2.906
4/24/2011 17:44,344,1.309
4/24/2011 17:46,346,1.29
4/24/2011 17:47,347,1.266
4/24/2011 17:49,349,1.377
4/24/2011 17:50,350,1.381
4/24/2011 17:51,351,1.353
4/24/2011 17:53,353,1.397
4/24/2011 17:55,355,1.375
4/24/2011 17:56,356,1.38
4/24/2011 17:58,358,1.389
4/24/2011 17:59,359,1.331
4/24/2011 18:00,360,1.382
4/24/2011 18:02,362,1.307
4/24/2011 18:04,364,1.286
4/24/2011 18:05,365,1.286
4/24/2011 18:07,367,1.304
4/24/2011 18:08,368,1.278
4/24/2011 18:09,369,1.285
4/24/2011 18:11,371,1.537
4/24/2011 18:13,373,1.487
4/24/2011 18:14,374,1.504
4/24/2011 18:16,376,1.427
4/24/2011 18:17,377,1.445
4/24/2011 18:19,379,1.458
4/24/2011 18:20,380,1.259
4/24/2011 18:22,382,1.28
4/24/2011 18:23,383,1.282
4/24/2011 18:25,385,1.456
4/24/2011 18:26,386,1.447
4/24/2011 18:28,388,1.475
4/24/2011 18:29,389,1.427
4/24/2011 18:31,391,1.432
4/24/2011 18:32,392,1.454
4/24/2011 18:34,394,1.418
4/24/2011 18:35,395,1.463
4/24/2011 18:37,397,1.47
4/24/2011 18:38,398,1.43
4/24/2011 18:40,400,1.433
4/24/2011 18:41,401,1.457
4/24/2011 18:43,403,1.427
4/24/2011 18:44,404,1.42
4/24/2011 18:46,406,1.429
4/24/2011 18:48,408,1.433
4/24/2011 18:49,409,1.438
4/24/2011 18:50,410,1.442
4/24/2011 18:52,412,1.413
4/24/2011 18:53,413,1.453
4/24/2011 18:55,415,1.431
4/24/2011 18:57,417,1.393
4/24/2011 18:58,418,1.378
4/24/2011 18:59,419,1.388
4/24/2011 19:01,421,1.375
4/24/2011 19:02,422,1.371
4/24/2011 19:04,424,1.386
4/24/2011 19:06,426,1.32
4/24/2011 19:07,427,1.34
4/24/2011 19:08,428,1.353
4/24/2011 19:10,430,1.362
4/24/2011 19:11,431,1.344
4/24/2011 19:13,433,1.354
4/24/2011 19:15,435,1.331
4/24/2011 19:16,436,1.318
4/24/2011 19:17,437,0
4/24/2011 19:19,439,1.342
4/24/2011 19:21,441,1.348
4/24/2011 19:22,442,1.358
4/24/2011 19:24,444,1.329
4/24/2011 19:25,445,1.328
4/24/2011 19:26,446,1.331
4/24/2011 19:28,448,1.387
4/24/2011 19:30,450,1.359
4/24/2011 19:31,451,1.356
4/24/2011 19:33,453,1.341
4/24/2011 19:34,454,1.34
4/24/2011 19:35,455,1.334
4/24/2011 19:37,457,1.335
4/24/2011 19:39,459,1.351
4/24/2011 19:40,460,1.346
4/24/2011 19:42,462,1.349
4/24/2011 19:43,463,1.366
4/24/2011 19:44,464,0
4/24/2011 19:46,466,1.346
4/24/2011 19:48,468,1.3
4/24/2011 19:49,469,1.339
4/24/2011 19:51,471,1.32
4/24/2011 19:52,472,1.294
4/24/2011 19:54,474,1.306
4/24/2011 19:55,475,1.334
4/24/2011 19:57,477,1.329
4/24/2011 19:58,478,1.339
4/24/2011 20:00,480,1.333
4/24/2011 20:01,481,1.36
4/24/2011 20:03,483,1.388
4/24/2011 20:04,484,1.359
4/24/2011 20:06,486,1.352
4/24/2011 20:07,487,1.356
4/24/2011 20:09,489,1.315
4/24/2011 20:10,490,1.318
4/24/2011 20:12,492,1.331
4/24/2011 20:13,493,1.31
4/24/2011 20:15,495,1.309
4/24/2011 20:16,496,1.293
4/24/2011 20:18,498,1.318
4/24/2011 20:19,499,1.274
4/24/2011 20:21,501,1.303
4/24/2011 20:22,502,1.317
4/24/2011 20:24,504,1.308
4/24/2011 20:25,505,1.307
4/24/2011 20:27,507,1.285
4/24/2011 20:28,508,1.298
4/24/2011 20:30,510,1.3
4/24/2011 20:32,512,1.293
4/24/2011 20:33,513,1.276
4/24/2011 20:34,514,1.293
4/24/2011 20:36,516,1.352
4/24/2011 20:37,517,0
4/24/2011 20:39,519,1.321
4/24/2011 20:41,521,1.279
4/24/2011 20:42,522,1.299
4/24/2011 20:43,523,1.314
4/24/2011 20:45,525,1.286
4/24/2011 20:46,526,1.346
4/24/2011 20:48,528,1.298
4/24/2011 20:50,530,1.36
4/24/2011 20:51,531,1.325
4/24/2011 20:52,532,0
4/24/2011 20:54,534,1.327
4/24/2011 20:55,535,1.335
4/24/2011 20:57,537,1.333
4/24/2011 20:59,539,1.334
4/24/2011 21:00,540,1.347
