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GCMS unknown compounds report, sample AD31251, Feb 2002

Machine-extracted title · confidence 95%

Laboratory report for DEP sample AD31251 identifying unknown compounds and surrogate recovery results from February 25, 2002.

NYC-WTC_000016461–000016479

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\FEB1402\31251.D Vial: 31 Acq On : 15 Feb 2002 8:16 am Operator: 209 GALOS Sample : GC/MS SCAN 2/11 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 12.346 789 795 812 rVB 859495 2182064 74.66% 14.523% 2 15.990 1185 1192 1209 rBV 1325026 2726122 93.28% 18.144% 3 21.306 1764 1771 1782 rBV 1388592 2919864 99.91% 19.433% 4 25.749 2249 2255 2267 rBV2 1373885 2922526 100.00% 19.451% 5 30.826 2803 2808 2815 rVB 135904 256668 8.78% 1.708%

6 33.818 3127 3134 3153 rBV 1021283 2305619 78.89% 15.345% 7 38.106 3593 3601 3622 rBV2 568485 1712464 58.60% 11.397%

Sum of corrected areas: 15025327

31251.D GCMS0208.M Fri Feb 15 14:02:33 2002

NYC-WTC_0000 16477

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NYC-WTC_000016477Source: NYC Law Department, mirrored locally

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