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GCMS analysis results for sample AD31129, Feb 2002

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Laboratory report documenting GCMS analysis of sample AD31129 conducted on February 11, 2002, including surrogate recovery data.

NYC-WTC_000005219–000005228

Folder label: “GCMS X 2/4/02 A 2/8/02

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NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File C:\HPCHEM\1\DATA\FEB0 8 02\31129.D Vial: 13 Acq On 8 Feb 2002 9:00 pm Operator: 209 GALOS Sample GC/MS SCAN 2/4 Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\GCMS0208.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 6.267 128 133 138 rBV 16427 34161 1.38% 0.279% 2 8.222 342 346 355 rBV 9768 24965 1.01% 0.204% 3 12.344 790 795 810 rVB 745369 1845352 74.77% 15.048% 4 15.989 1186 1192 1210 rBV 1137000 2258632 91.52% 18.419% 5 21.304 1765 1771 1785 rBV 1237919 2467964 100.00% 20.126%

6 25.757 2249 2256 2268 rBV2 1137937 2351222 95.27% 19.174% 7 30.834 2805 2809 2814 rBV 153175 284344 11.52% 2.319% 8 33.826 3128 3135 3152 rBV 800857 1741045 70.55% 14.198% 9 38.114 3593 3602 3616 rBV2 431056 1255103 50.86% 10.235%

Sum of corrected areas: 12262788

31129.D GCMS0208.M Mon Feb 11 12:30:42 2002

NYC-WTC_000005224

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NYC-WTC_000005224Source: NYC Law Department, mirrored locally

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