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GC/MS analysis results for sample AD22558, Oct 2001

Machine-extracted title · confidence 100%

Laboratory report documenting GC/MS analysis of sample AD22558 conducted on October 1, 2001, identifying unknown compounds.

NYC-WTC_000087097–000087119

Folder label: “508 Scan 9/18/01 9/27/01

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NYC 9/11 Public Portal Document

LSC Area Percent Report . Data File : C:\HPCHEM\l\DATA\SEP2701\22558.D Vial: 2 Acq On : 27 Sep 2001 1:02 pm Operator: GALOS • Sample : gc/ms unknown <1 ml Inst : GC/MS Ins Mise Multiplr; 1.00 MS Integration Params: LSCINT.P Method : C:\HPCHEM\1\METHODS\NP072501.M (RTE Integrator) Title : 208 625/TCLP calibration table 7/25/01 Cl IS 5 Smoothing : OFF Filtering: 5 Sampling : 1 Min Area: 1 % of largest Peak Start Thrs: 0.2 Max Peaks: 100 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 peak peak % of # min scan scan scan TY height area % max. total 1 5.311 49 52 59 rVB 21286 42883 1.09% 0.205% 2 6.577 186 190 197 rBV 20021 43752 1.11% 0.209% 3 6.678 197 201 211 rW 27380 73668 1.86% 0.352% 4 6.916 223 227 234 rBB 18750 44107 1.12% 0.211% 5 7.952 336 340 346 rBV 37607 76593 1.94% 0.366% 6 10.392 602 606 611 rBV2 51092 95874 2.43% 0.458% 7 10.593 624 628 637 rBV 56173 106613 2.70% 0.510% 8 10.923 660 664 670 rBV 26546 48552 1.23% 0.232% 9 11.831 759 763 769 rVB 35290 67506 1.71% 0.323% 10 11.969 773 778 799 rBV 1386630 3042516 76.99% 14.549% 11 15.591 1166 1173 1202 rBV 1632419 3951793 100.00% 18.897% 12 20.864 1741 1748 1757 rBV 1765450 3786671 95.82% 18.108% 13 25.284 2223 2230 2257 rBV2 1532743 3517841 89.02% 16.822% 14 29.685 2705 2710 2717 rBV 59215 133308 3.37% 0.637% 15 29.795 2717 2722 2727 rVB 25095 53929 1.36% 0.258% 16 30.868 2834 2839 2844 rBV 33340 69313 1.75% 0.331% 17 31.804 2937 2941 2947 rBV 35269 82868 2.10% 0.396% 18 31.895 2947 2951 2963 rVB 85362 192046 4.86% 0.918% 19 32.886 3055 3059 3072 rVB 61105 152864 3.87% 0.731% 20 33.289 3096 3103 3119 rBV2 1132933 2675836 67.71% 12.796% 21 33.839 3158 3163 3180 rVB 55629 160341 4.06% 0.767% 22 34.756 3258 3263 3276 rBV 27023 82856 2.10% 0.396% 23 35.646 3355 3360 3372 rBV 17418 62076 1.57% 0.297% 24 37.397 3543 3551 3570 rBV2 806922 2348032 59.42% 11.228%

Sum of corrected areas: 20911838 22558.D NP072501.M Mon Oct 01 14:52:05 2001

NYC-WTC_000087103

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NYC-WTC_000087103Source: NYC Law Department, mirrored locally

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NYC-WTC_000087007 · Box DEP Box 67

Series of administrative records documenting Section 508 accessibility scans conducted at the World Trade Center site between September 18 and 27, 2001.

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