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Document / 6 pages

GCMS calibration results, Feb 27 2002

Machine-extracted title · confidence 95%

Laboratory report showing GC/MS calibration data for polycyclic aromatic hydrocarbons on February 27, 2002.

NYC-WTC_000010434–000010439

Folder label: “GCMS X 1/27/02 A 2/26/02 - 3/5/02 3/20/02

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NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File : C:\HPCHEM\l\DATA\FEB2502\1966.D Vial: 38 Acq On : 27 Feb 2002 2:25 am Operator: Sample : gc/ms scan 1/29 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 12.320 787 793 808 rVB 726284 1802063 71.14% 14.332% 2 15.956 1183 1189 1206 rBV 1094138 2373513 93.70% 18.877% 3 21.271 1762 1768 1783 rBV 1195533 2532986 100.00% 20.146% 4 25.724 2246 2253 2263 rBV2 1048678 2392316 94.45% 19.027% 5 30.791 2800 2805 2811 rVB 104199 203209 8.02% 1.616%

6 33.784 3124 3131 3151 rBV2 799300 1844685 72.83% 14.671% 7 38.062 3588 3597 3616 rBV2 452627 1424542 56.24% 11.330%

Sum of corrected areas: 12573314

1966.D GCMS0208.M Tue Mar 19 11:03:09 2002

NYC-WTC_000010437

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NYC-WTC_000010437Source: NYC Law Department, mirrored locally

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