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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 81 of 159→
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NYC 9/11 Public Portal Document Quantitation Report (Not Reviewed) Data File C:\HPCHEM\1\DATA\02 FEB08\2581.D Vial: 10 Acq On 9 Feb 2002 12:24 am Operator: 201-wb Sample nyc 524 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 13 9:42 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 15.11 114 1922477 5.00 ug/L 0.00 24) CHLOROBENZENE-D5 21.76 117 1833752 5.00 ug/L 0.00 52) 1,4-DICHLOROBENZENE-D4 26.93 152 800920 5.00 ug/L -0.02

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.35 65 760982 5.20 ug/L 0.00 Spiked Amount 5.000 Recovery = 104.00% 3) 4-BROMOFLUOROBENZENE 24.34 174 637701 4.41 ug/L -0.02 Spiked Amount 5.000 Recovery = 88.20% 25) TOLUENE-D8 18.46 98 2342290 5.15 ug/L -0.02 Spiked Amount 5.000 Recovery = 103.00% Target Compounds Qvalue 12) ACETONE 8.27 43 75580 5.72 ug/L 95 14) METHYLENE CHLORIDE 9.61 49 48022 0.43 ug/L 99 15) METHYL TERT BUTYL ETHER 9.93 73 15462 0.13 ug/L 93 18) 2-BUTANONE (MEK) 12.02 43 115782 2,84 ng/T 99 21) CHLOROFORM 12.82 83 8189 0.06 ug/L 96 66) 1,4-DICHLOROBENZENE 27.00 146 8514 0.07 ug/L 91

(#) = qualifier out of range (m) = manual integration 2581.D HP021102.M Wed Feb 13 09:42:47 2002 Page 1

NYC-WTC_000019651

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NYC-WTC_000019651Source: NYC Law Department, mirrored locally

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