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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 146 of 159→
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NYC 9/11 Public Portal Document

Data File C:\HPCHEM\1\DATA\0 2 FEB0 8\2 5 81FB.D Vial: 16 Acq On 9 Feb 2002 4:44 am Operator: 201-wb Sample nyc 524 filed bl Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Feb 13 9:43 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 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 15.10 114 2169879 5.00 ug/L -0.02 24) CHLOROBENZENE-D5 21.74 117 2078492 5.00 ug/L -0.02 52) 1,4-DICHLOROBENZENE-D4 26.91 152 924409 5.00 ug/L -0.03

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 14.33 65 880276 5.33 ug/L -0.02 Spiked Amount 5.000 Recovery = 106.60% 3) 4-BROMOFLUOROBENZENE 24.32 174 743607 4.56 ug/L -0.03 Spiked Amount 5.000 Recovery- = 91.20% 25) TOLUENE-D8 18.45 98 2634004 5.11 ug/L -0.02 Spiked Amount 5.000 Recovery = 102.20% Target Compounds Qvalue 12) ACETONE 8.27 43 124102 8.32 ug/L 91 14) METHYLENE CHLORIDE 9.63 49 100620 0.81 ug/L 98 15) METHYL TERT BUTYL ETHER 9.93 73 19389 0.14 ug/L 91 18) 2-BUTANONE (MEK) 12.01 43 128920 -3.70 ug/E 100 21) CHLOROFORM 12.82 83 245841 1.55 ug/L 100

(#) = qualifier out of range (m) = manual integration 2581FB.D HP021102.M Wed Feb 13 09:43:23 2002 Page 1

NYC-WTC_000019716

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NYC-WTC_000019716Source: NYC Law Department, mirrored locally

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NYC-WTC_000019326

Fragmented document page from DEP Box 17 folder dated early February 2002 containing illegible text and sample identifiers.

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