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VOC analysis results, sample AE09097, April 24, 2002

Machine-extracted title · confidence 90%

Laboratory report for volatile organic compounds in sample AE09097 dated April 24, 2002.

NYC-WTC_000082222–000082353

Folder label: “524 4/24/02

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Scanned page image, NYC-WTC_000082293
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NYC 9/11 Public Portal Document

Data File : C:\MSDchem\l\5973N\02apr24\0424B3.D Vial: 7 Acq On : 24 Apr 2002 11:37 pm Operator: Sample : lb Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: Lscint.p Quant Time: Apr 25 00:19:18 2002 Quant Results File: W042302.RES Quant Method : C:\MSDCHEM\1...\W042302.M (RTE Integrator) Title : VOC method 8260 Last Update : Tue Apr 23 11:06:33 2002 Response via ; Initial Calibration DataAcq Meth : W042302

Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) 1,4-Difluorobenzene 17.70 114 1517171 5.00 ug/L 0.00 27) Chlorobenzene-d5 25.47 117 1369281 5.00 ug/L 0.00 51) 1,4-Dichlorobenzene-d4 31.54 150 1034989 5.00 ug/L 0.00 System Monitoring Compounds 2) 1,2-Dichloroethane-d4 16.78 65 275853 4.99 ug/L 0.02 Spiked Amount 5.000 Recovery = 99.80% 17) Toluene-d8 21.62 98 2012477 4.94 ug/L 0.00 Spiked Amount 5.000 Recovery = 98.80% 54) 4-Bromofluorobenzene 28.51 95 612136 5.18 ug/L 0.00 Spiked Amount 5.000 Recovery = 103.60% Target Compounds Qvalue 11) Acetone 9.36 43 7149 1.71 ug/L 95 18) 2-Butanone (MEK) 13.93 43 335 0.06 ug/L 88 74) 1,2,3-Trichlorobenzene 39.33 180 15441 0.44 ug/L 70 4

(#) = qualifier out of range (m) = manual integration 0424B3.D W042302.M Thu Apr 25 00:19:19 2002 Page 1

NYC-WTC_000082293

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NYC-WTC_000082293Source: NYC Law Department, mirrored locally

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