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← Document results/DEP Box 16/GCMS X 12/28/01 A 1/17/02
Document / 8 pages

GCMS blank analysis results, Feb 7, 2002

Machine-extracted title · confidence 100%

Laboratory report of a GCMS blank run performed on February 7, 2002, to verify absence of contamination.

NYC-WTC_000016285–000016292

Folder label: “GCMS X 12/28/01 A 1/17/02

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NYC 9/11 Public Portal Document LSC Area Percent Report

. Data File : C:\HPCHEM\1\DATA\JAN1602\LB.D Vial: 4 Acq On : 16 Jan 2002 2:34 pm Operator: 209 GALOS Sample : gc/ms scan 12/27 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 7.437 257 261 293 rVB 345258 988284 17.79% 3.512% 2 11.495 698 703 723 rBV 1642852 4349454 78.27% 15.455% 3 15.094 1089 1095 1111 rBV 2570518 5474492 98.52% 19.453% 4 20.354 1661 1668 1680 rBV 2630761 5556829 100.00% 19.745% 5 24.770 2143 2149 2161 rBV2 2426141 5064060 91.13% 17.994%

6 29.847 2696 2702 2710 rBV 365742 741409 13.34% 2.634% 7 32.803 3017 3024 3043 rBV2 1411465 3466580 62.38% 12.318% 8 36.860 3459 3466 3490 rBV 900081 2501345 45.01% 8.888%

Sum of corrected areas: 28142453 LB.D GCMS0103.M Thu Feb 07 12:43:43 2002

NYC-WTC_000016289

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NYC-WTC_000016289Source: NYC Law Department, mirrored locally

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