---
instrument_id: '384'
data_file_original_name: 'EPA2005A_APM.csv'
skip_headers: '1'
charts: ''
headers:
    - 'Local_Time_PST'
    - 'Experimental_Time_min'
    - 'Particle_Density_g/cm3'
dataset_id: '2970'
experiment_link: 'https://icarus.ucdavis.edu/chambers/539/experiments/423'
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 15:44:25'
dataset_updated_at: '2021-08-26 15:44:25'
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
12/2/2014 9:16,-143,0.165
12/2/2014 9:18,-141,0
12/2/2014 9:19,-140,0
12/2/2014 9:21,-138,0.905
12/2/2014 9:22,-137,0.106
12/2/2014 9:24,-135,1.181
12/2/2014 9:25,-134,1.441
12/2/2014 9:27,-132,2.244
12/2/2014 9:29,-130,0.019
12/2/2014 9:30,-129,0.084
12/2/2014 9:31,-128,0.084
12/2/2014 9:33,-126,0
12/2/2014 9:34,-125,0
12/2/2014 9:36,-123,0
12/2/2014 9:38,-121,0.053
12/2/2014 9:39,-120,0.815
12/2/2014 9:40,-119,2.074
12/2/2014 9:42,-117,0.086
12/2/2014 9:43,-116,0.594
12/2/2014 9:45,-114,0
12/2/2014 9:47,-112,0
12/2/2014 9:48,-111,0
12/2/2014 9:49,-110,1.444
12/2/2014 9:51,-108,0
12/2/2014 9:52,-107,0
12/2/2014 9:54,-105,0
12/2/2014 9:56,-103,0
12/2/2014 9:57,-102,0.552
12/2/2014 9:58,-101,2.15
12/2/2014 10:00,-99.00000001,0.51
12/2/2014 10:02,-97,0
12/2/2014 10:03,-96.00000001,0
12/2/2014 10:05,-94,0
12/2/2014 10:06,-93.00000001,0
12/2/2014 10:07,-92.00000001,0
12/2/2014 10:09,-90,0.905
12/2/2014 10:11,-88,0
12/2/2014 10:12,-87,1.582
12/2/2014 10:14,-85,0
12/2/2014 10:15,-84,0.302
12/2/2014 10:16,-83.00000001,1.145
12/2/2014 10:18,-81,0.346
12/2/2014 10:20,-79.00000001,0.618
12/2/2014 10:21,-78,0.158
12/2/2014 10:23,-76.00000001,0
12/2/2014 10:24,-75,0.42
12/2/2014 10:25,-74,0
12/2/2014 10:27,-72,0.704
12/2/2014 10:29,-70.00000001,1.879
12/2/2014 10:30,-69,0
12/2/2014 10:32,-67.00000001,0.213
12/2/2014 10:33,-66.00000001,0.038
12/2/2014 10:34,-65,0.014
12/2/2014 10:36,-63.00000001,0.014
12/2/2014 10:38,-61,0
12/2/2014 10:39,-60.00000001,0.02
12/2/2014 10:41,-58,0
12/2/2014 10:42,-57.00000001,0
12/2/2014 10:44,-55,0
12/2/2014 10:45,-54.00000001,0
12/2/2014 10:47,-52,0.132
12/2/2014 10:48,-51.00000001,0
12/2/2014 10:50,-49,0.748
12/2/2014 10:51,-48.00000001,1.089
12/2/2014 10:53,-46,0.823
12/2/2014 10:54,-45,0.748
12/2/2014 10:56,-43,0.106
12/2/2014 10:57,-42,0.285
12/2/2014 10:59,-40,2.512
12/2/2014 11:00,-39,0
12/2/2014 11:02,-37.00000001,0
12/2/2014 11:03,-36,0
12/2/2014 11:05,-34.00000001,0.078
12/2/2014 11:06,-33,0.464
12/2/2014 11:08,-31.00000001,0
12/2/2014 11:09,-30,0.823
12/2/2014 11:11,-28.00000001,0
12/2/2014 11:12,-27,0.514
12/2/2014 11:14,-25.00000001,0
12/2/2014 11:15,-24,0.762
12/2/2014 11:17,-22.00000001,0
12/2/2014 11:18,-21.00000001,0
12/2/2014 11:20,-19.00000001,0
12/2/2014 11:22,-17,0
12/2/2014 11:23,-16,0
12/2/2014 11:24,-15.00000001,0
12/2/2014 11:26,-13,0
12/2/2014 11:27,-12.00000001,0
12/2/2014 11:29,-10,1.117
12/2/2014 11:31,-8.000000005,0
12/2/2014 11:32,-7.000000002,0
12/2/2014 11:33,-6.000000009,0
12/2/2014 11:35,-4.000000003,2.762
12/2/2014 11:36,-3.00000001,0
12/2/2014 11:38,-1.000000003,0
12/2/2014 11:40,0.999999993,0
12/2/2014 11:41,1.999999996,0
12/2/2014 11:42,2.999999999,0
12/2/2014 11:44,4.999999995,2.109
12/2/2014 11:45,5.999999999,0
12/2/2014 11:47,7.999999995,0
12/2/2014 11:49,9.999999991,0.857
12/2/2014 11:50,10.99999999,2.018
12/2/2014 11:51,12,2.299
12/2/2014 11:53,13.99999999,0
12/2/2014 11:55,16,0.04
12/2/2014 11:56,16.99999999,0
12/2/2014 11:58,19,0.967
12/2/2014 11:59,19.99999999,0.842
12/2/2014 12:00,21,0.856
12/2/2014 12:02,22.99999999,1.338
12/2/2014 12:04,25,1.308
12/2/2014 12:05,25.99999999,1.661
12/2/2014 12:07,28,1.411
12/2/2014 12:08,29,1.375
12/2/2014 12:09,29.99999999,1.728
12/2/2014 12:11,32,1.443
12/2/2014 12:13,34,1.456
12/2/2014 12:14,35,1.456
12/2/2014 12:16,36.99999999,1.459
12/2/2014 12:17,38,1.448
12/2/2014 12:18,38.99999999,1.459
12/2/2014 12:20,41,1.493
12/2/2014 12:22,42.99999999,1.488
12/2/2014 12:23,44,1.464
12/2/2014 12:25,45.99999999,1.576
12/2/2014 12:26,47,1.556
12/2/2014 12:28,48.99999999,1.479
12/2/2014 12:29,50,1.629
12/2/2014 12:31,51.99999999,1.591
12/2/2014 12:32,52.99999999,1.544
12/2/2014 12:34,54.99999999,1.499
12/2/2014 12:35,55.99999999,1.462
12/2/2014 12:37,57.99999999,1.453
12/2/2014 12:38,58.99999999,1.547
12/2/2014 12:40,61,1.566
12/2/2014 12:41,61.99999999,1.526
12/2/2014 12:43,64,1.636
12/2/2014 12:44,64.99999999,1.631
12/2/2014 12:46,67,1.6
12/2/2014 12:47,67.99999999,1.556
12/2/2014 12:49,70,1.543
12/2/2014 12:50,70.99999999,1.545
12/2/2014 12:52,73,1.654
12/2/2014 12:53,74,1.633
12/2/2014 12:55,76,1.607
12/2/2014 12:56,77,1.594
12/2/2014 12:58,79,1.585
12/2/2014 12:59,80,1.586
12/2/2014 13:01,81.99999999,1.675
12/2/2014 13:02,83,1.669
12/2/2014 13:04,84.99999999,1.669
12/2/2014 13:06,86.99999999,1.636
12/2/2014 13:07,87.99999999,1.625
12/2/2014 13:08,89,1.625
12/2/2014 13:10,90.99999999,1.575
12/2/2014 13:11,92,1.583
12/2/2014 13:13,93.99999999,1.549
12/2/2014 13:15,96,1.698
12/2/2014 13:16,96.99999999,1.671
12/2/2014 13:17,97.99999999,1.652
12/2/2014 13:19,99.99999999,1.654
12/2/2014 13:20,101,1.634
12/2/2014 13:22,103,1.613
12/2/2014 13:24,105,1.593
12/2/2014 13:25,106,1.592
12/2/2014 13:26,107,1.595
12/2/2014 13:28,109,1.71
12/2/2014 13:29,110,1.7
12/2/2014 13:31,112,1.721
12/2/2014 13:33,114,1.658
12/2/2014 13:34,115,1.663
12/2/2014 13:35,116,1.664
12/2/2014 13:37,118,1.644
12/2/2014 13:39,120,1.624
12/2/2014 13:40,121,1.611
12/2/2014 13:42,123,1.669
12/2/2014 13:43,124,1.665
12/2/2014 13:44,125,1.704
12/2/2014 13:46,127,1.697
12/2/2014 13:48,129,1.654
12/2/2014 13:49,130,1.674
12/2/2014 13:51,132,1.664
12/2/2014 13:52,133,1.663
12/2/2014 13:53,134,1.627
12/2/2014 13:55,136,1.648
12/2/2014 13:57,138,1.617
12/2/2014 13:58,139,1.633
12/2/2014 14:00,141,1.668
12/2/2014 14:01,142,1.64
12/2/2014 14:02,143,1.606
12/2/2014 14:04,145,1.662
12/2/2014 14:06,147,1.691
12/2/2014 14:07,148,1.639
12/2/2014 14:09,150,1.635
12/2/2014 14:10,151,1.703
12/2/2014 14:12,153,1.688
12/2/2014 14:13,154,1.673
12/2/2014 14:15,156,1.672
12/2/2014 14:16,157,1.649
12/2/2014 14:18,159,1.666
12/2/2014 14:19,160,1.641
12/2/2014 14:21,162,1.606
12/2/2014 14:22,163,1.545
12/2/2014 14:24,165,1.599
12/2/2014 14:25,166,1.504
12/2/2014 14:27,168,1.625
12/2/2014 14:28,169,1.599
12/2/2014 14:30,171,1.58
12/2/2014 14:31,172,1.64
12/2/2014 14:33,174,1.664
12/2/2014 14:34,175,1.695
12/2/2014 14:36,177,1.653
12/2/2014 14:37,178,1.64
12/2/2014 14:39,180,1.642
12/2/2014 14:40,181,1.657
12/2/2014 14:42,183,1.619
12/2/2014 14:43,184,1.645
12/2/2014 14:45,186,1.629
12/2/2014 14:46,187,1.614
12/2/2014 14:48,189,1.627
12/2/2014 14:50,191,1.642
12/2/2014 14:51,192,1.63
12/2/2014 14:52,193,1.638
12/2/2014 14:54,195,1.53
12/2/2014 14:55,196,1.592
12/2/2014 14:57,198,1.439
12/2/2014 14:59,200,1.528
12/2/2014 15:00,201,1.524
12/2/2014 15:01,202,1.549
12/2/2014 15:03,204,1.563
12/2/2014 15:04,205,1.613
12/2/2014 15:06,207,1.631
12/2/2014 15:08,209,1.668
12/2/2014 15:09,210,1.615
12/2/2014 15:10,211,1.634
12/2/2014 15:12,213,1.626
12/2/2014 15:13,214,1.664
12/2/2014 15:15,216,1.703
12/2/2014 15:17,218,1.684
12/2/2014 15:18,219,1.653
12/2/2014 15:19,220,1.685
12/2/2014 15:21,222,1.64
12/2/2014 15:23,224,1.648
12/2/2014 15:24,225,1.678
12/2/2014 15:26,227,1.388
12/2/2014 15:27,228,1.425
12/2/2014 15:28,229,1.411
12/2/2014 15:30,231,1.428
12/2/2014 15:32,233,1.398
12/2/2014 15:33,234,1.388
12/2/2014 15:35,236,1.445
12/2/2014 15:36,237,1.434
12/2/2014 15:37,238,1.44
12/2/2014 15:39,240,1.445
12/2/2014 15:41,242,1.49
12/2/2014 15:42,243,1.455
12/2/2014 15:44,245,1.482
12/2/2014 15:45,246,1.478
12/2/2014 15:46,247,1.529
12/2/2014 15:48,249,1.57
12/2/2014 15:50,251,1.537
12/2/2014 15:51,252,1.52
12/2/2014 15:53,254,1.558
12/2/2014 15:54,255,1.568
12/2/2014 15:55,256,1.525
12/2/2014 15:57,258,1.553
12/2/2014 15:59,260,1.549
12/2/2014 16:00,261,1.546
12/2/2014 16:02,263,1.314
12/2/2014 16:03,264,1.342
12/2/2014 16:05,266,1.353
12/2/2014 16:06,267,1.323
12/2/2014 16:08,269,1.353
12/2/2014 16:09,270,1.333
12/2/2014 16:11,272,1.304
12/2/2014 16:12,273,1.337
12/2/2014 16:14,275,1.334
12/2/2014 16:15,276,1.35
12/2/2014 16:17,278,1.333
12/2/2014 16:18,279,1.319
12/2/2014 16:20,281,1.391
12/2/2014 16:21,282,1.367
12/2/2014 16:23,284,1.339
12/2/2014 16:24,285,1.363
12/2/2014 16:26,287,1.376
12/2/2014 16:27,288,1.315
12/2/2014 16:29,290,1.412
12/2/2014 16:30,291,1.37
12/2/2014 16:32,293,1.375
12/2/2014 16:34,295,1.458
12/2/2014 16:35,296,1.445
12/2/2014 16:36,297,1.426
12/2/2014 16:38,299,1.437
12/2/2014 16:39,300,1.459
12/2/2014 16:41,302,1.484
12/2/2014 16:43,304,1.498
12/2/2014 16:44,305,1.464
12/2/2014 16:45,306,1.493
12/2/2014 16:47,308,1.388
12/2/2014 16:48,309,1.345
12/2/2014 16:50,311,1.338
12/2/2014 16:52,313,1.324
12/2/2014 16:53,314,1.352
12/2/2014 16:54,315,1.343
12/2/2014 16:56,317,1.428
12/2/2014 16:57,318,1.394
12/2/2014 16:59,320,1.371
12/2/2014 17:01,322,1.381
12/2/2014 17:02,323,1.354
12/2/2014 17:03,324,1.345
12/2/2014 17:05,326,1.353
12/2/2014 17:06,327,1.35
12/2/2014 17:08,329,1.386
12/2/2014 17:10,331,1.356
12/2/2014 17:11,332,1.389
12/2/2014 17:12,333,1.363
12/2/2014 17:14,335,1.377
12/2/2014 17:16,337,1.382
12/2/2014 17:17,338,1.348
12/2/2014 17:19,340,1.368
12/2/2014 17:20,341,1.347
12/2/2014 17:21,342,1.36
12/2/2014 17:23,344,1.458
12/2/2014 17:25,346,1.4
12/2/2014 17:26,347,1.372
12/2/2014 17:28,349,1.428
12/2/2014 17:29,350,1.434
12/2/2014 17:30,351,1.405
12/2/2014 17:32,353,1.403
12/2/2014 17:34,355,1.427
12/2/2014 17:35,356,1.392
12/2/2014 17:37,358,1.365
12/2/2014 17:38,359,1.404
12/2/2014 17:39,360,1.391
12/2/2014 17:41,362,1.406
12/2/2014 17:43,364,1.348
12/2/2014 17:44,365,1.388
12/2/2014 17:46,367,1.368
12/2/2014 17:47,368,1.317
12/2/2014 17:49,370,1.317
12/2/2014 17:50,371,1.355
12/2/2014 17:52,373,1.352
12/2/2014 17:53,374,1.312
12/2/2014 17:55,376,1.433
12/2/2014 17:56,377,1.353
12/2/2014 17:58,379,1.35
12/2/2014 17:59,380,1.341
12/2/2014 18:01,382,1.35
12/2/2014 18:02,383,1.311
12/2/2014 18:04,385,1.395
12/2/2014 18:05,386,1.383
12/2/2014 18:07,388,1.358
12/2/2014 18:08,389,1.321
12/2/2014 18:10,391,1.365
12/2/2014 18:11,392,1.301
12/2/2014 18:13,394,1.322
12/2/2014 18:14,395,1.316
12/2/2014 18:16,397,1.378
12/2/2014 18:17,398,1.357
12/2/2014 18:19,400,1.286
12/2/2014 18:20,401,1.365
12/2/2014 18:22,403,1.344
12/2/2014 18:23,404,1.389
12/2/2014 18:25,406,1.34
12/2/2014 18:27,408,1.453
12/2/2014 18:28,409,1.358
12/2/2014 18:29,410,1.402
12/2/2014 18:31,412,1.416
12/2/2014 18:32,413,1.275
12/2/2014 18:34,415,1.379
12/2/2014 18:36,417,1.373
12/2/2014 18:37,418,1.324
12/2/2014 18:38,419,1.407
12/2/2014 18:40,421,1.372
12/2/2014 18:41,422,1.43
12/2/2014 18:42,423,1.579
