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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”

←Page 32 of 159→
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NYC 9/11 Public Portal Document udiltLLdtLOI KCpOLL (NOL KevleweC)

Data File C:\HPCHEM\1\DATA\0 2 FEB08\2386.D Vial: 4 Acq On 8 Feb 2002 8:04 pm Operator: 201-wb Sample nyc 524 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 13 9:37 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 15:54:13 2002 Response via : Initial Calibration DataAcq Meth : HP020502

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-DIFLUOROBENZENE 15.13 114 2034782 5.00 ug/L 0.02 24) CHLOROBENZENE-D5 21.78 117 1759517 5.00 ug/L 0.02 52) 1,4-DICHLOROBENZENE-D4 26.95 152 768637 5.00 ug/L 0.00

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.37 65 770620 4.97 ug/L 0.02 Spiked Amount 5.000 Recovery = 99.40% 3) 4-BROMOFLUOROBENZENE 24.36 174 611737 4.00 ug/L 0.00 Spiked Amount 5.000 Recovery = 80.00% 25) TOLUENE-D8 18.47 98 2280401 5.23 ug/L 0.00 Spiked Amount 5.000 Recovery = 104.60% Target Compounds Qvalue 12) ACETONE 8.29 43 57966 4.14 ug/L 94 14) METHYLENE CHLORIDE 9.65 49 50761 U . 43 ug/L 98 18) 2-BUTANONE (MEK) 12.03 43 114401 3.59 ug/L 96 21) CHLOROFORM 12.83 83 8187 0.06 ug/L 96

(#) = qualifier out of range (m) = manual integration 2386.D HP021102.M Wed Feb 13 09:37:27 2002 Page 1

NYC-WTC_000019602

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NYC-WTC_000019602Source: NYC Law Department, mirrored locally

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