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GCMS analysis results, sample AE00703, January 2002

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Gas chromatography-mass spectrometry analysis of sample AE00703 conducted on 1/28/02, detecting unknown compounds and 2,4-DDD surrogate at 117 ug with 5.0 MDL.

NYC-WTC_000051842–000051859

Folder label: “GCMS X 1/10/02 A 1/16/02

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NYC 9/11 Public Portal Document

Data File : C:\MSDCHEM\1\5973N\02JAN16\00703.D Vial: 3 Acq On : 16 Jan 2002 4:47 pm Operator: Sample : 508scan Inst : Instrumen Mise : January 16, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\MSDCHEM\1\METHODS\METHODS\SCAN508.M (RTE Integrator) Title : 508 scan method Smoothing : OFF Filtering: 5 Sampling : 2 Min Area: 100 Area counts Start Thrs: 0.2 Max Peaks: 20 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 3.613 19 21 25 rBV2 31785 50382 0.43% 0.077% 2 4.253 71 77 83 rW6 18721 54288 0.46% 0.083% 3 4.846 121 129 141 rW4 20664 92841 0.79% 0.142% 4 5.885 215 220 227 rBV 815942 1488546 12.72% 2.277% 5 6.000 227 230 235 rVB 46858 96968 0.83% 0.148%

6 7.438 351 356 367 rW 55445 145313 1.24% 0.222% 7 9.710 551 555 561 rW 3784890 6887278 58.85% 10.536% 8 10.098 583 589 593 rBV2 34086 64621 0.55% 0.099% 9 12.541 799 803 807 rW 66642 109581 0.94% 0.168% 10 13.192 855 860 865 rBV 5256804 9915462 84.72% 15.168%

11 18.341 1305 1311 1315 rBV 5298446 10822796 92.47% 16.556% 12 22.280 1653 1656 1661 rVB2 47661 85641 0.73% 0.131% 13 22.634 1681 1687 1693 rBV2 5229642 11703817 100.00% 17.904% 14 22.771 1695 1699 1709 rVB 64840 160372 1.37% 0.245% 15 27.578 2115 2120 2129 rBV2 66575 167968 1.44% 0.257%

16 27.726 2129 2133 2137 rBV 1076339 1967300 16.81% 3.010% 17 29.678 2299 2304 2315 rBV3 23297 83999 0.72% 0.128% 18 30.489 2369 2375 2381 rBV2 4724172 11428627 97.65% 17.483% 19 31.105 2419 2429 2439 rBV2 41300 154076 1.32% 0.236% 20 34.416 2713 2719 2749 rW 3786529 9889274 84.50% 15.128%

Sum of corrected areas: 65369150

0703.D SCAN508.M Thu Jan 17 08:17:28 2002 Page 1

NYC-WTC_000051846

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NYC-WTC_000051846Source: NYC Law Department, mirrored locally

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