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GC/MS analysis results for sample AD23123, Oct 2001

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Laboratory report documenting GC/MS analysis of sample AD23123 conducted on October 5, 2001, identifying unknown compounds.

NYC-WTC_000087942–000087952

Folder label: “GC/MS Scan 9/21/01

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NYC 9/11 Public Portal Document

LSC Area Percent Report Data File ; C:\HPCHEM\1\DATA\OCT0401\22974.D Vial: 7 Acq On : 4 Oct 2001 9:24 pm Operator: 209 GALOS Sample : gc/ms unknown Inst : GC/MS 209 Mise Multiplr; 1.00 MS Integration Params: LSCINT.P

Method : C:\HPCHEM\1\METHODS\NP091101.M (RTE Integrator) Title : 209 625/TCLP calibration table 7/16/01 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 6.383 142 146 153 rBV 24033 50485 1.17% 0.225% 2 6.484 153 157 168 rW 38161 104426 2.41% 0.466% 3 6.621 168 172 181 rW 19454 49540 1.14% 0.221% 4 6.732 181 184 195 rVB 25280 59040 1.36% 0.263% 5 11.643 714 719 729 rBV 32239 79804 1.84% 0.356% 6 11.781 729 734 754 rW 1168172 3073864 71.00% 13.711% 7 15.398 1121 1128 1146 rBV 1973788 4235438 97.83% 18.892% 8 20.686 1697 1704 1724 rBV 1984537 4329489 100.00% 19.311% 9 25.110 2179 2186 2199 rBV2 1763286 3966148 91.61% 17.691% 10 27.103 2398 2403 2409 rBV 69351 132591 3.06% 0.591% 11 33.152 3054 3062 3076 rBV2 1445055 3399173 78.51% 15.162% 12 37.274 3501 3511 3522 rBV2 1007576 2939473 67.89% 13.111%

Sum of corrected areas: 22419471

22974.D NP091101.M Fri Oct 05 13:00:15 2001

NYC-WTC_000087948

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NYC-WTC_000087948Source: NYC Law Department, mirrored locally

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