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VOC duplicate calculation verification, Site 524, Oct 2001

Machine-extracted title · confidence 100%

Duplicate calculation record for sample AD25602 from Site 524 verifying VOC analysis results processed in October 2001.

NYC-WTC_000000734–000000737

Folder label: “524 up to 11/7/01

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Scanned page image, NYC-WTC_000000736
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

Quantitation Report (Not Reviewed)

Data File : C: \HPCHEM\1\DATA\01OCT12\1012B1.D Vial: 1 Acq On : 12 Oct 2001 12:14 pm Operator: Sample : lb Inst : GC/MS Ins Misc Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Time: Oct 12 12:53 2001 Quant Results File: HP092601.RES

Quant Method : C:\HPCHEM\1\METHODS\HP092601.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Last Update : Wed Sep 26 08:36:04 2001 Response via : Initial Calibration DataAcq Meth : HP092601

Internal Standards R.T. Qlon Response Conc Units Dev(Min) ------------------------------------------------------------------------- 1) 1,4-DIFLUOROBENZENE 14.44 114 1131885 5.00 ug/L -0.12 22) CHLOROBENZENE-D5 21.03 117 977020 5.00 ug/L -0.12 50) 1,4-DICHLOROBENZENE-D4 26.19 152 451014 5.00 ug/L -0.12

System Monitoring Compounds 2) 1,2-DICHLOROETHANE-D4 13.66 65 204899 4.04 ug/L -0.12 Spiked Amount 5.000 Recovery = 80.80% 3) 4-BROMOFLUOROBENZENE 23.61 174 326289 3.92 ug/L -0.14 Spiked Amount 5.000 Recovery = 78.40% J 23) TOLUENE-D8 17.76 98 1265158 4.89 ug/L -0.12 Spiked Amount 5.000 Recovery = 97.80% U Target Compounds Qvalue 10) ACETONE 7.69 43 6195 x1.46 ug/L 89 19) CHLOROFORM 12.16 83 12857 0.16 ug/L 97 >/

------------------------------------------------------------------------- (##) = qualifier out of range (m) = manual integration 1012B1.D HP092601.M Tue Nov 13 10:40:30 2001 Page 1

NYC-WTC 000000736

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NYC-WTC_000000736Source: NYC Law Department, mirrored locally

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