GCMS blank analysis results for sample AE08251, April 2002

Machine-extracted title · confidence 100%

Laboratory report of a GCMS blank analysis for sample AE08251 conducted on April 17, 2002, showing non-detect levels for various compounds.

NYC-WTC_000047757–000047768

Folder label: “GCMS X 4/8/02 A 4/17/02”

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NYC 9/11 Public Portal Document

’3 8 12.838 1659 1661 1663 PV 1881 14582 0.03% 0.005% 39 13.485 1762 1771 1783 W 2750192 50525670 91.77% 17.354% 40 13.561 1783 1784 1791 W 3 3420 84786 0.15% 0.029%

41 13.638 1791 1797 1807 W 3 8984 224144 0.41% 0.077% 42 14.096 1871 1875 1882 W 2578 56633 0.10% 0.019% 43 14.783 1988 1992 1997 W 2 1988 30715 0.06% 0.011% 44 15.759 2148 2158 2162 W 4 2987 54898 0.10% 0.019% 45 16.805 2329 2336 2344 PV 3 3983 95190 0.17% 0.033%

46 17.568 2463 2466 2468 PV 2 1619 13922 0.03% 0.005% 47 18.138 2559 2563 2575 PV 2 1723 54536 0.10% 0.019% 48 18.456 2615 2617 2623 W 1996 25427 0.05% 0.009% 49 18.632 2636 2647 2660 W 2927065 55056533 100.00% 18.910% 50 18.714 2660 2661 2663 W 3926 45273 0.08% 0.016%

51 18.732 2663 2664 2669 W 2 3199 57222 0.10% 0.020% 52 19.243 2749 2751 2752 W 2810 21500 0.04% 0.007% 53 20.036 2884 2886 2889 W 2273 17421 0.03% 0.006% 54 20.212 2910 2916 2923 W 3 2683 63726 0.12% 0.022% 55 20.394 2941 2947 2954 W 3 3420 81140 0.15% 0.028%

56 20.600 2972 2982 2990 PV 2 197326 3457636 6.28% 1.188% 57 20.865 3025 3027 3034 PV 2 2315 33960 0.06% 0.012% 58 21.023 3049 3054 3056 W 1660 22644 0.04% 0.008% 59 21.041 3056 3057 3059 W 1984 16480 0.03% 0.006% 60 21.822 3186 3190 3203 W 5 5495 141885 0.26% 0.049%

61 22.198 3250 3254 3260 W 2 1812 38567 0.07% 0.013% 62 22.645 3322 3330 3345 W 3 19583 406624 0.74% 0.140% 63 23.021 3382 3394 3415 W 2 2654158 54670262 99.30% 18.777% 64 23.174 3415 3420 3436 W 2 32073 1040033 1.89% 0.357% 65 23.279 3436 3438 3441 W 4 6906 118856 0.22% 0.041%

66 23.462 3465 3469 3471 W 4 4104 67396 0.12% 0.023% 67 23.520 3476 3479 3483 W 3753 60549 0.11% 0.021% 68 23.820 3525 3530 3532 PV 2 1741 29988 0.05% 0.010% 69 25.171 3759 3760 3762 W 2192 16017 0.03% 0.006% 70 26.117 3918 3921 3924 W 1858 23472 0.04% 0.008%

71 26.164 3924 3929 3932 W 1841 25386 0.05% 0.009% 72 27.151 4095 4097 4098 W 1894 13881 0.03% 0.005% 73 28.091 4255 4257 4266 PV 2 1652 ' 37441 0.07% 0.013% 74 28.332 4292 4298 4300 W 2 2101 31436 0.06% 0.011% 75 28.544 4332 4334 4339 PV 1841 29182 0.05% 0.010%

76 30.048 4579 4590 4596 W 4 2179 94103 0.17% 0.032% 77 30.882 4721 4732 4765 W 2 2092213 45540429 82.72% 15.642% 78 31.082 4765 4766 4769 W 3 5223 72151 0.13% 0.025% 79 31.117 4769 4772 4776 W 2 4169 93091 0.17% 0.032% 80 31.217 4787 4789 4796 W 2 3047 68354 0.12% 0.023%

81 31.452 4822 4829 4841 W 5 6204 207201 0.38% 0.071% 82 31.687 4866 4869 4871 PV 1900 21977 0.04% 0.008% 83 31.711 4871 4873 4875 W 3 1982 24675 0.04% 0.008% 84 32.328 4976 4978 4983 W 2002 26726 0.05% 0.009% 85 32.428 4993 4995 5000 PV 2 1733 16053 0.03% 0.006%

86 32.575 5014 5020 5022 PV 2 836 8821 0.02% 0.003% 87 32.998 5084 5092 5094 PV 2 1513 16639 0.03% 0.006%

0408LB.D 041702SCAN.M Thu Apr 18 09:09:35 2002 Page 2

NYC-WTC_000047761

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NYC-WTC_000047761Source: NYC Law Department, mirrored locally

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