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← Document results/DEP Box 65/524 4/30/02 - 5/1/02
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VOC analysis results, sample AE10023, April 30, 2002

Machine-extracted title · confidence 90%

Laboratory report for volatile organic compounds in sample AE10023 dated April 30, 2002.

NYC-WTC_000082619–000082776

Folder label: “524 4/30/02 - 5/1/02

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Scanned page image, NYC-WTC_000082691
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NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File C:\HPCHEM\l\DATA\02may02\10160A;D Vial: 5 Acg On 2 May 2002 11:28 am Operator: 201-wb Sample nyc re-inj for unknowns Inst : GC/MS Ins Mise May 2, 2002 Multiplr: 1.00 MS Integration Params: RTEINT.P Quant Time: May 2 12:06 2002 Quant Results File: HP042202.RES

Quant Method C:\HPCHEM\1\METHODS\HP042202.M (RTE Integrator) Title VOCs BY EPA METHOD 524 Last Update Tue Apr 23 13:59:39 2002 Response via Initial Calibration DataAcq Meth HP042202

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

1) 1,4-DIFLUOROBENZENE 15.15 114 1139195 5.00 ug/L 0.07 24) CHLOROBENZENE-D5 21.81 117 1016726 5.00 ug/L 0.07 52) 1,4-DICHLOROBENZENE-D4 27.00 152 470303 5.00 ug/L 0.07

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.39 65 517004 4.96 ug/L 0.07 Spiked Amount 5.000 Recovery = 99.20% 3) 4-BROMOFLUOROBENZENE 24.42 174 383423 4.55 ug/L 0.09 Spiked Amount 5.000 Recovery = 91.00% 25) TOLUENE-D8 18.51 98 1339107 5.10 ug/L 0.07 Spiked Amount 5.000 Recoveisy = 102.00%

Target Compounds Qvalue 12) ACETONE 8.29 43 22740 2.35 ug/L 97

A ■

(#) = qualifier out of range (m) = manual integration 10160A.D HP042202.M Thu May 02 12:06:48 2002 Page 1

NYC-WTC_000082691

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NYC-WTC_000082691Source: NYC Law Department, mirrored locally

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