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GCMS blank analysis results for volatile organics, May 2002

Machine-extracted title · confidence 100%

Laboratory report showing blank sample analysis results for volatile organic compounds using gas chromatography-mass spectrometry.

NYC-WTC_000044783–000044791

Folder label: “GCMS X 4/29/02 A 5/3/02

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Scanned page image, NYC-WTC_000044787
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File C:\HPCHEM\1\DATA\MAY0602\LBB.D Vial: 3 Acq On 7 May 2002 7:44 pm Operator: Sample GC/MS SCAN 4/29 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\GCMS0507.M (RTE Integrator) Title : 209 625/TCLP calibration table Smoothing : OFF Filtering: 5 Sampling : 1 Min Area: 1 % of largest Peak Start Thrs: 0.2 Max Peaks: 100 Stop Thrs : 0 Peak Location: TOP

If leading or trailing edge < 100 prefer < Baseline drop else tangent Peak separation: 5

Signal : TIC

peak R.T. first max last PK peak peak peak % of # min scan scan scan TY height area % max. total

1 8.161 337 341 375 rVB 462424 1050070 30.22% 6.134% 2 12.193 775 781 794 rBV 1093188 2489140 71.63% 14.540% 3 15.831 1171 1178 1194 rBV 1463171 3147639 90.58% 18.387% 4 21.137 1750 1757 1769 rBV 1619889 3475103 100.00% 20.300% 5 23.272 1984 1990 1995 rVB 61723 114205 3.29% 0.667%

6 25.572 2235 2241 2252 rBV2 1511589 3247631 93.45% 18.971% 7 25.719 2252 2257 2265 rVB 13132 34948 1.01% 0.204% 8 33.636 3114 3121 3140 rBV 948194 2094658 60.28% 12.236% 9 37.860 3574 3582 3606 rBV 496622 1465387 42.17% 8.560%

Sum of corrected areas: 17118781

LBB.D GCMS0507.M Thu May 09 11:14:22 2002

NYC-WTC_000044787

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NYC-WTC_000044787Source: NYC Law Department, mirrored locally

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