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GCMS analysis results, polycyclic aromatic hydrocarbons, March 2002

Machine-extracted title · confidence 95%

Gas chromatography-mass spectrometry analysis of environmental samples for polycyclic aromatic hydrocarbons including naphthalene, phenanthrene, chrysene, and perylene.

NYC-WTC_000038465–000038472

Folder label: “GCMS X 2/26/02 A 2/28/02

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NYC 9/11 Public Portal Document

pata File C:\MSDCHEM\l\DATA\022802\01335.D Vial: 23 Acq On 1 Mar 2002 6:36 am Operator: McLean • Sample Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Method : C:\MSDCHEM\l\5973N\5080202.M (RTE Integrator) Title : Quantitation For Method 508gcscan 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 corr. corr. % of # min scan scan scan TY height area % max. total

1 9.579 712 717 739 rBV 1854841 4755079 67.93% 12.352% 2 12.083 987 993 999 rVB2 162433 268097 3.83% 0.696% 3 13.053 1095 1100 1114 rBV 3359572 6414489 91.64% 16.663% 4 18.160 1657 1663 1676 rBV 3610643 6866668 98.10% 17.837% 5 22.523 2138 2144 2157 rBV2 3339930 6999910 100.00% 18.184%

6 22.677 2157 2161 2169 rVB2 24124 76497 1.09% 0.199% 7 27.457 2683 2688 2698 rVB 642409 1155102 16.50% 3.001% 8 30.332 2998 3005 3024 rBV2 3092659 6802329 97.18% 17.670% 9 30.940 3067 3072 3081 rVB 144112 304330 4.35% 0.791% 10 34.205 3425 3432 3446 rBV2 1986707 4853299 69.33% 12.607%

Sum of corrected areas: 38495800

1335.D 5080202.M Wed Mar 13 06:44:42 2002 Page 1

NYC-WTC_000038470

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NYC-WTC_000038470Source: NYC Law Department, mirrored locally

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