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Document / 9 pages

GCMS comments for sample AD28600, Dec 2001

Machine-extracted title · confidence 100%

Laboratory analyst notes on GCMS scan results and recovery rates for sample AD28600 analyzed in early December 2001.

NYC-WTC_000034741–000034749

Folder label: “GCMS X 11/23/01 A 11/29/01

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NYC 9/11 Public Portal Document

LSC Area Percent Report Data File : C:\HPCHEM\1\DATA\NOV2901\28475.D vial: 38 Acq On : 29 Nov 2001 11:22 pm Operator: 209 GALOS Sample : 11/23 scan Inst : GC/MS 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Method : C:\HPCHEM\1\METHODS\GCMS1126.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 7.627 277 281 314 rBV 289607 862087 13.55% 2.754% 2 11.565 706 710 719 rBV 50283 123961 1.95% 0.396% 3 11.694 719 724 744 rBV 1790709 4678155 73.54% 14.945% 4 15.302 1111 1117 1135 rBV 2913504 6203243 97.51% 19.817% 5 20.571 1685 1691 1714 rBV 2909760 6361511 100.00% 20.323% 6 24.996 2166 2173 2186 rBV 2628723 5646897 88.77% 18.040% 7 30.073 2719 2726 2736 rBV 287696 601230 9.45% 1.921% 8 33.029 3041 3048 3064 rBV2 1620515 3919164 61.61% 12.520% 9 37.114 3486 3493 3512 rBV2 1068048 2906389 45.69% 9.285%

Sum of corrected areas: 31302637 28475.D GCMS1126.M Fri Nov 30 14:40:34 2001

NYC-WTC_000034745

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NYC-WTC_000034745Source: NYC Law Department, mirrored locally

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