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GCMS analysis results, sample AE09973, May 2002

Machine-extracted title · confidence 100%

Laboratory report for sample AE09973 showing surrogate recovery and unknown compounds from May 9, 2002.

NYC-WTC_000044025–000044054

Folder label: “GCMS X 4/25/02 A 5/7/02

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NYC 9/11 Public Portal Document

38 7.733 788 792 809 W 5 6471 186279 0.45% 0.083% 39 8.115 843 857 859 W 6 1940 52376 0.13% 0.023% 40 8.526 916 927 931 W 6 1877 45203 0.11% 0.020%

41 8.749 961 965 969 W 4 1919 36533 0.09% 0.016% 42 8.826 973 978 981 W 5 2966 55915 0.13% 0.025% 43 9.683 1117 1124 1128 W 4 2101 55697 0.13% 0.025% 44 9.936 1159 1167 1186 W 1518257 28375274 68.26% 12.685% 45 10.253 1218 1221 1230 W 5 2287 53454 0.13% 0.024%

46 10.612 1279 1282 1285 W 2 1721 17708 0.04% 0.008% 47 11.458 1423 1426 1427 W 2 1890 18326 0.04% 0.008% 48 11.863 1491 1495 1504 W 4 4915 86797 0.21% 0.039% 49 12.040 1521 1525 1534 W 4 2268 53145 0.13% 0.024% 50 12.410 1582 1588 1592 W 4 2858 51834 0.12% 0.023%

51 12.527 1605 1608 1616 W 7 2538 53154 0.13% 0.024% 52 13.203 1714 1723 1726 PV 3 2098 50392 0.12% 0.023% 53 13.432 1749 1762 1777 W 2053476 38029581 91.49% 17.000% 54 13.585 1777 1788 1794 W 2 7287 163703 0.39% 0.073% 55 13.832 1821 1830 1833 PV 4 1652 21984 0.05% 0.010%

56 15.694 2143 2147 2156 W 6 2129 45658 0.11% 0.020% 57 16.323 2252 2254 2255 PV 1792 11121 0.03% 0.005% 58 16.387 2259 2265 2271 W 4 2298 45768 0.11% 0.020% 59 16.540 2287 2291 2297 W 5 2883 58409 0.14% 0.026% 60 16.740 2315 2325 2347 PV 6 4879 184649 0.44% 0.083%

61 17.116 2386 2389 2391 PV 1673 13742 0.03% 0.006% 62 17.145 2391 2394 2402 W 3 1859 36566 0.09% 0.016% 63 18.015 2540 2542 2548 W 1310 14585 0.04% 0.007% 64 18.567 2625 2636 2648 PV 2119983 41566480 100.00% 18.582% 65 18.650 2648 2650 2656 W 5 2597 50947 0.12% 0.023%

66 19.801 2842 2846 2849 W 1876 20011 0.05% 0.009% 67 20.142 2900 2904 2912 W 2 3363 67066 0.16% 0.030% 68 20.330 2929 2936 2942 W 4 3403 72213 0.17% 0.032% 69 20.536 2950 2971 2981 W 265459 4734821 11.39% 2.117% 70 21.147 3072 3075 3083 PV 2 1795 34360 0.08% 0.015%

71 21.405 3108 3119 3123 W 4 2108 53979 0.13% 0.024% 72 21.764 3174 3180 3185 W 5 5468 105887 0.25% 0.047% 73 22.580 3311 3319 3326 W 2 18507 339201 0.82% 0.152% 74 22.956 3368 3383 3403 W 2 1901311 40118349 96.52% 17.934% 75 23.109 3403 3409 3416 VV 3 22931 538533 1.30% 0.241%

76 23.156 3416 3417 3424 W 3 4221 104615 0.25% 0.047% 77 23.891 3533 3542 3546 W 5 1951 51787 0.12% 0.023% 78 24.226 3596 3599 3601 W 1845 17924 0.04% 0.008% 79 25.089 3739 3746 3755 W 3 4827 125669 0.30% 0.056% 80 26.870 4047 4049 4054 W 1908 21234 0.05% 0.009%

81 29.937 4563 4571 4576 PV 1658 46662 0.11% 0.021% 82 29.989 4576 4580 4582 W 1933 30297 0.07% 0.014% 83 30.806 4707 4719 4754 W 2 1368450 31947415 76.86% 14.281% 84 31.024 4754 4756 4761 W 4 4912 106329 0.26% 0.048% 85 31.065 4761 4763 4766 W 3 4247 78254 0.19% 0.035%

86 31.382 4810 4817 4826 W 5 5111 163577 0.39% 0.073% 87 34.590 5360 5363 5365 W 2 2168 24928 0.06% 0.011%

9973.D 050102.M Tue May 07 15:51:53 2002 Page 2

NYC-WTC_000044031

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NYC-WTC_000044031Source: NYC Law Department, mirrored locally

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GCMS analysis results, sample AE09968, May 2002 · Box DEP Box 25

NYC-WTC_000043938

Gas chromatography-mass spectrometry analysis report for sample AE09968, detecting unknown compounds and 2,4-DDD surrogate with 78% recovery, dated May 9, 2002.

1 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.996

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