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GCMS analysis results for sample AD31255, Feb 25, 2002

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Laboratory report documenting gas chromatography-mass spectrometry analysis of environmental sample AD31255 conducted on February 25, 2002.

NYC-WTC_000016423–000016441

Folder label: “GCMS X 12/24/01 A 1/9/02 2/15/02

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NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File C:\HPCHEM\l\DATA\JAN0802\31255.D Vial: 9 Acq On 9 Jan 2002 9:35 pm Operator: 209 GALOS Sample gems scan 12/24 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\GCMS0103.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 7.470 260 264 276 rBV 337054 927709 12.52% 2.524% 2 7.608 276 279 296 rVB2 44278 182020 2.46% 0.495% 3 11.528 701 706 727 rBV 2167898 5464380 73.74% 14.866% 4 15.126 1092 1098 1116 rBV 3339816 7083199 95.58% 19.270% 5 20.396 1665 1672 1691 rBV 3413071 7410509 100.00% 20.161%

6 24.812 2146 2153 2165 rBV2 3197692 7015255 94.67% 19.085% 7 24.949 2165 2168 2184 rVB 22540 81081 1.09% 0.221% 8 29.888 2700 2706 2711 rBV 328301 664933 8.97% 1.809% 9 32.835 3021 3027 3048 rBV2 2012584 4739053 63.95% 12.893% 10 36.902 3462 3470 3497 rBV2 1143432 3189153 43.04% 8.676%

Sum of corrected areas: 36757292

31255.D GCMS0103.M Wed Feb 06 11:23:21 2002

NYC-WTC_000016428

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NYC-WTC_000016428Source: NYC Law Department, mirrored locally

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