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GCMS unknown compounds report, sample AD31254, Feb 2002

Machine-extracted title · confidence 95%

Laboratory report for DEP sample AD31254 identifying unknown compounds and surrogate recovery results from February 25, 2002.

NYC-WTC_000016480–000016495

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\1\DATA\JAN0802\31254.D Vial: 12 Acq On : 10 Jan 2002 12:31 am 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 259484 734458 11.00% 2.208% 2 7.608 276 279 299 rVB2 41215 184783 2.77% 0.556% 3 11.528 701 706 731 rBV 1937632 5228479 78.28% 15.721% 4 15.126 1092 1098 1116 rBV 3097168 6573643 98.42% 19.766% 5 20.387 1665 1671 1684 rBV 3182180 6679119 100.00% 20.083%

6 24.802 2146 2152 2166 rBV2 2818694 6291124 94.19% 18.916% 7 29.888 2700 2706 2714 rBV 297220 599324 8.97% 1.802% 8 32.835 3021 3027 3044 rBV2 1783666 4146252 62.08% 12.467% 9 36.902 3463 3470 3488 rBV2 1013740 2820263 42.23% 8.480%

Sum of corrected areas: 33257445

31254.D GCMS0103.M Wed Feb 06 11:22:18 2002

NYC-WTC_000016485

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NYC-WTC_000016485Source: NYC Law Department, mirrored locally

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