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← Document results/DEP Box 17/524 2/8/02 - 2/9/02
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VOC analysis results, sample AE02575, Feb 8 2002

Machine-extracted title · confidence 95%

Laboratory results for volatile organic compounds in sample AE02575 analyzed on February 8, 2002.

NYC-WTC_000019571–000019729

Folder label: “524 2/8/02 - 2/9/02

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Scanned page image, NYC-WTC_000019692
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NYC 9/11 Public Portal Document Quantitation Report (Not Reviewed) Data File : C:\HPCHEM\l\DATA\02febll\2711FB.D Vial: 10 Acq On : 11 Feb 2002 7:05 pm Operator: 201-wb Sample : nyc 524 field blank Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 11 19:43 2002 Quant Results File: HP021102.RES Quant Method : C:\HPCHEM\1\METHODS\HP021102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Mon Feb 11 16:41:09 2002 Response via : Initial Calibration DataAcq Meth : HP021102

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-DIFLUOROBENZENE 15.10 114 2328038 5.00 ug/L -0.02 24) CHLOROBENZENE-D5 21.74 117 2283583 5.00 ug/L -0.02 52) 1,4-DICHLOROBENZENE-D4 26.93 152 1048585 5.00 ug/L -0.02

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.33 65 890069 5.02 ug/L -0.02 Spiked Amount 5.000 Recovery = 100.40% 3) 4-BROMOFLUOROBENZENE 24.34 174 830236 4.74 ug/L -0.02 Spiked Amount 5.000 Recovery = 94.80% 25) TOLUENE-D8 18.44 98 2882730 5.09 ug/L -0.03 Spiked Amount 5.000 Recovery = 101.80% Target Compounds Qvalue 12) ACETONE 8.25 43 92591 5.79 ug/L 89 14) METHYLENE CHLORIDE 9.61 49 106471 0.79-ug/L 99 15) METHYL TERT BUTYL ETHER 9.93 73 14711 -0.10 ug/L 84 18) 2-BUTANONE (MEK) 12.00 43 142190 3.90 ug/L 99

(#) = qualifier out of range (m) = manual integration 2711FB.D HP021102.M Mon Feb 11 19:43:55 2002 Page 1

NYC-WTC_000019692

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NYC-WTC_000019692Source: NYC Law Department, mirrored locally

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