GCMS blank analysis results, sample AE12288, June 2002

NYC 9/11 Public Portal Document LSC area Percent Report

'Data'File : C:\MSDCHEM\1\DATA\052902\LB.D Vial: 4 Acq On : 29 May 2002 12:32 pm Operator: McLean Sample : gc/ms scan 5/24 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 3.473 65 67 77 PV 5 2896 73920 0.20% 0.037% 2 3.614 90 91 93 PV 2 1870 •15183 0.04% 0.008% 3 3.720 93 109 111 W 3 39360 1583976 4.38% 0.794% 4 3.743 ill 113 130 W 7 39570 2514012 6.95% 1.260% 5 3.867 130 134 136 W 3 35036 690310 1.91% 0.346%

6 3.890 136 138 142 W 3 33291 693951 1.92% 0.348% 7 3.925 142 144 149 W 4 32630 712572 1.97% 0.357% 8 3.961 149 150 157 W 4 30228 855739 2.36% 0.429% 9 4.008 157 158 163 W 4 29277 569222 1.57% 0.285% 10 4.043 163 164 181 W 7 28474 1598500 4.42% 0.801% 11 4.166 184 185 193 W 4 24428 705667 1.95% 0.354% 12 4.442 230 232 238 W 3 16971 430389 1.19% 0.216% 13 4.484 238 239 256 W 8 15988 872713 2.41% 0.437% 14 5.330 380 383 385 W 4 5023 68494 0.19% 0.034% 15 5.365 385 389 408 W 5 7741 383068 1.06% 0.192% 16 5.694 442 445 452 PV 7 2222 47764 0.13% 0.024% 17 5.929 480 485 506 W 256113 5669698 15.66% 2.842% 18 7.733 784 792 809 PV 10 2287 103906 0.29% 0.052% 19 9.895 1150 1160 1180 PV 1171689 23999208 66.31% 12.030% 20 13.391 1743 1755 1768 PV 1797182 32468360 89.70% 16.275% 21 13.544 1776 1781 1788 W 4754 91635 0.25% 0.046% 22 13.890 1835 1840 1847 PV 5 2929 39047 0.11% 0.020% 23 16.705 2305 2319 2326 W 5 2488 58653 0.16% 0.029% 24 17.110 2381 2388 2394 W 5 4276 75831 0.21% 0.038% 25 17.621 2471 2475 2482 W 5 2339 34519 0.10% 0.017% 26 18.526 2615 2629 2641 PV 1926208 35896606 99.18% 17.994% 27 18.608 2641 2643 2651 W 4 2113 38362 0.11% 0.019% 28 20.500 2954 2965 2973 PV 974759 18059526 49.90% 9.053% 29 21.352 3105 3110 3115 PV 4 6039 92738 0.26% 0.046% 30 22.533 3305 3311 3318 PV 3 11385 197656 0.55% 0.099% 31 22.909 3360 3375 3394 PV 2 1821386 36194813 100.00% 18.143% 32 23.062 3394 3401 3414 W 2 10892 241909 0.67% 0.121% 33 25.048 3733 3739 3749 W 3031 56355 0.16% 0.028% 34 30.753 4700 4710 4741 PV 2 1070568 22638298 62.55% 11.348% 35 30.941 4741 4742 4750 W 3 1913 29979 0.08% 0.015% 36 31.335 4804 4809 4818 W 6 3100 52806 0.15% 0.026% 37 34.649 5363 5373 5410 PV 2 470285 11566405 31.96% 5.798% LB.D 052202.M Mon Jun 03 09:27:05 2002 Page 1

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