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VOC analysis results, sample AE03958, Feb 19 2002

Machine-extracted title · confidence 95%

Laboratory results for volatile organic compounds in sample AE03958 analyzed on February 19, 2002.

NYC-WTC_000020027–000020141

Folder label: “524 2/19/02 - 2/20/02

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NYC 9/11 Public Portal Document Quantitation Report (Not Reviewed) Data File : C:\HPCHEM\1\DATA\02feb19\03961.D Vial: 8 Acq On : 19 Feb 2002 10:56 pm Operator: 201-wb Sample : nyc Inst : GC/MS Ins Mise : February 19, 2002 Multiplr: 1.00 MS Integration Params: RTEINT.P Quant Time: Feb 19 23:35 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 15.10 114 1555002 5.00 ug/L 0.00 24) CHLOROBENZENE-D5 21.74 117 1456598 5.00 ug/L -0.02 52) 1,4-DICHLOROBENZENE-D4 26.92 152 615724 5.00 ug/L -0.03 System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.34 65 566847 4.79 ug/L -0.01 Spiked Amount 5.000 Recovery = 95.80% 3) 4-BROMOFLUOROBENZENE 24.33 174 468765 4.01 ug/L -0.02 Spiked Amount 5.000 Recovery = 80.20% 25) TOLUENE-D8 18.44 98 1911690 5.29 ug/L -0.03 Spiked Amount 5.000 Recovery = 105.80% Target Compounds Qvalue 12) ACETONE 3 8.26 43 141730 13.26 ug/L 91 14) METHYLENE CHLORIDE 9.60 49 78800 0.88 ug/L 96 18) 2-BUTANONE (MEK) 12.00 43 21674 0.87 ug/L 88 21) CHLOROFORM 47.1 12.80 83 1027745 9.05 ug/L 98 33) BROMODICHLOROMETHANE 2.2 16.77 83 173520 2.28 ug/L 94 42) DIBROMOCHLOROMETHANE 20.50 129 9069 0.21 ug/L 99

(#) = qualifier out of range (m) = manual integration 03961.D HP021702.M Tue Feb 19 23:35:22 2002 Page 1

NYC-WTC_000020095

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NYC-WTC_000020095Source: NYC Law Department, mirrored locally

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