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GCMS analysis results, sample AE12532, June 2002

Machine-extracted title · confidence 75%

Gas chromatography-mass spectrometry analysis of sample AE12532 performed on 6/10/02, detecting 2,4-DDD surrogate at 77% recovery.

NYC-WTC_000014532–000014551

Folder label: “GCMS X 5/28/02 A 5/29/02

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NYC 9/11 Public Portal Document LSC Area Percent Report Data File : C:\MSDCHEM\1\DATA\052902\12532.D Vial: 23 Acq On : 30 May 2002 4:00 am Operator: McLean Sample : gc/ms scan 5/28 Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Signal : TIC peak R.T. first max last PK peak corr. corr. % of # min scan scan scan TY height area % max. total 1 3.479 64 68 75 PV 6 4027 98107 0.25% 0.046% 2 3.726 93 110 114 PV 5 35795 1788541 4.48% 0.847% 3 3.761 114 116 120 W 5 34155 624317 1.56% 0.296% 4 3.790 120 121 130 W 6 32829 1107390 2.77% 0.524% 5 3.849 130 131 133 W 2 29190 320714 0.80% 0.152% 6 3.872 133 135 137 W 3 29217 406969 1.02% 0.193% 7 3.890 137 138 147 W 4 29461 978833 2.45% 0.463% 8 3.949 147 148 151 W 3 26446 396289 0.99% 0.188% 9 4.525 240 246 253 W 8 11316 430869 1.08% 0.204% 10 4.924 312 314 322 W 4 2857 39563 0.10% 0.019% 11 5.782 458 460 465 PV 5 1811 17197 0.04% 0.008% 12 5.952 475 489 518 PV 16025 539664 1.35% 0.256% 13 9.895 1149 1160 1181 PV 1274859 26362955 65.96% 12.483% 14 12.374 1567 1582 1595 PV 114037 1784480 4.46% 0.845% 15 13.391 1745 1755 1770 PV 1972992 35829867 89.65% 16.965% 16 13.544 1775 1781 1787 W 2 4537 82211 0.21% 0.039% 17 16.705 2312 2319 2329 W 4 2932 58347 0.15% 0.028% 18 17.110 2377 2388 2394 PV 6 4425 74999 0.19% 0.036% 19 17.621 2468 2475 2484 BV 5 1749 31214 0.08% 0.015% 20 18.526 2617 2629 2650 PV 2114791 39685605 99.30% 18.791% 21 20.500 2953 2965 2979 W 958691 17758024 44.43% 8.408% 22 21.352 3105 3110 3126 W 2 6432 107240 0.27% 0.051% 23 22.533 3303 3311 3320 PV 2 13199 251436 0.63% 0.119% 24 22.909 3364 3375 3391 PV 2 2004014 39966088 100.00% 18.924% 25 23.009 3391 3392 3395 W 3 2332 21398 0.05% 0.010% 26 23.062 3395 3401 3420 W 2 14975 313414 0.78% 0.148% 27 25.048 3728 3739 3752 PV 14041 270028 0.68% 0.128% 28 29.872 4553 4560 4567 PV 5 1498 23754 0.06% 0.011% 29 30.759 4697 4711 4744 PV 2 1156261 26120788 65.36% 12.368% 30 30.959 4744 4745 4757 W 5 3281 70322 0.18% 0.033% 31 34.655 5361 5374 5423 PV 635822 15593571 39.02% 7.383% 32 34.948 5423 5424 5428 W 3 1571 25040 0.06% 0.012% 33 34.984 5428 5430 5434 W 3 1520 16191 0.04% 0.008%

Sum of corrected areas: 211195424

12532.D 052202.M Mon Jun 03 11:44:04 2002 Page 1

NYC-WTC_000014537

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NYC-WTC_000014537Source: NYC Law Department, mirrored locally

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