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VOC analysis results, sample AE03947, Feb 22 2002

Machine-extracted title · confidence 95%

Laboratory results for volatile organic compounds in sample AE03947 analyzed on February 22, 2002.

NYC-WTC_000020242–000020383

Folder label: “524 2/21/02 - 2/22/02

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NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed) Data File : C:\HPCHEM\1\DATA\02feb21\3971.D Vial: 14 Acq On : 21 Feb 2002 7:17 pm Operator: 201-wb Sample : nyc; Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: RTEINT.P Quant Time: Feb 21 19:56 2002 Quant Results File: HP021702.RES Quant Method : C:\HPCHEM\1\METHODS\HP021702.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Tue Feb 19 16:16:43 2002 Response via : Initial Calibration DataAcq Meth : HP021702

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-DIFLUOROBENZENE 15.15 114 2076345 5.00 ug/L 0.04 24) CHLOROBENZENE-D5 21.81 117 1980939 5.00 ug/L 0.05 52) 1,4-DICHLOROBENZENE-D4 26.99 152 876419 5.00 ug/L 0.04 System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.39 65 733848 4.64 ug/L 0.04 Spiked Amount 5.000 Recovery = 92.80% 3) 4-BROMOFLUOROBENZENE 24.40 174 676576 4.34 ug/L 0.04 Spiked Amount 5.000 Recovery = 86.80% 25) TOLUENE-D8 18.51 98 2551181 5.19 ug/L 0.04 Spiked Amount 5.000 Recovery = 103.80% Target Compounds Qvalue 12) ACETONE 8.31 43 191056 13.38 ug/L 89 18) 2-BUTANONE (MEK) 12.04 43 5963 0.18 ug/L 57 21) CHLOROFORM / 7 12.87 83 2703834 17.84 ug/L 99 33) BROMODICHLOROMETHANE (. < 16.84 83 424267 4.10 ug/L 100 37) TOLUENE 18.69 91 16383 -0.05 Ug/L 88 42) DIBROMOCHLOROMETHANE ( 20.57 129 23881 0.41 ug/L 86

(#) = qualifier out of range (m) = manual integration 3971.D HP021702.M Thu Feb 21 19:56:11 2002 Page 1

NYC-WTC_000020315

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NYC-WTC_000020315Source: NYC Law Department, mirrored locally

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