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GCMS sample preparation log, May 2002

Machine-extracted title · confidence 100%

Record of sample preparation parameters including drip rates and volumes for GCMS analysis conducted in mid-May 2002.

NYC-WTC_000024427–000024436

Folder label: “GCMS X 5/13/02 A 5/16/02

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OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

LSC Area Percent Report

Data File : C:\MSDCHEM\1\DATA\020515\0513LB2.D Vial: 4 Acq On : 15 May 2002 2:47 pm Operator: Nefliu Sample : 05/13 lab blk Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: rteint.e

Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Smoothing : ON Filtering: 5 Sampling : 1 Min Area: 0.5 % 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 corr. corr. % of # min scan scan scan TY height area % max. total

1 6.152 517 523 563 rBV 750939 1519689 38.54% 6.452% 2 11.376 1400 1412 1434 rBV 1154031 2959486 75.04% 12.564% 3 16.534 2271 2290 2312 rBV 1405032 3689178 93.55% 15.662% 4 24.455 3622 3638 3652 rBV 1394677 3821378 96.90% 16.223% 5 27.545 4146 4164 4177 rBV4 829683 2363595 59.93% 10.035%

6 28.903 4390 4395 4404 rVB7 7792 20546 0.52% 0.087% 7 31.094 4758 4768 4777 rVB3 9669 25407 0.64% 0.108% 8 31.717 4857 4874 4904 rBV2 1282094 3943636 100.00% 16.743% 9 31.964 4907 4916 4925 rVB5 10400 29982 0.76% 0.127% 10 39.931 6260 6272 6297 rBV2 1496078 2897261 73.47% 12.300%

11 40.519 6362 6372 6397 rBV2 104836 275379 6.98% 1.169% 12 43.151 6810 6820 6858 rBV2 978891 2009096 50.95% 8.530%

Sum of corrected areas: 23554633

0513LB2.D SCAN020507.M Thu May 16 14:44:09 2002 Page 1

NYC-WTC_000024430

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NYC-WTC_000024430Source: NYC Law Department, mirrored locally

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