GCMS analysis report, sample AE12763, June 2002

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Gas chromatography-mass spectrometry results for sample AE12763 analyzed on June 12, 2002.

NYC-WTC_000015777–000015805

Folder label: “GCMS X 6/11/02 A 6/11/02”

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NYC 9/11 Public Portal Document Library yearen compound Report Data File C:\MSDCHEM\1\DATA\060602\12763.D Vial: 9 Acq On 6 Jun 2002 5:49 pm Operator: McLean Sample 6/3 eh Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\060302.M (Chemstation Integrator) Title . : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ******************************************** ************************** Peak Number 13 Methylene Chloride Concentration Rank 9• R.T. EstConc Area Relative to ISTD R.T. 4.46 1.42 ug/L 1209770 1,4-dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW. Mol Form CAS# Qual 1 Methylene Chloride 84 CH2C12 000075-09-2 80 2 Methylene.Chloride 84 CH2C12 000075-09-2 72 3 Methylene Chloride 84 CH2C12 000075-09-2 64 4 Methylene Chloride 84 CH2C12 000075-09-2 9 Abundance Scan 235 (4,460 min): 12763.D (-233) (-) m/z 49.10 100.00% 49

5000 84 88

miz-> 01 111111' 1111111111!"11111 I “111''11111 i1!1 35 4043 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m 70 m/z 4.20 4.40 88.00 4.60 4.80 46.99% Abundance #12327: Methylene Chloride 49 84 5000 ■ ■ ■ ■ । ■ ■ ■ ■ । ■ ■ ■ ■ । ■1 ■ i ■ 1 ■ ■ 4.20 4.40 4.60 4.80 m/z 84.00 40.00% 88 14 18 24 2831 353841 ,52 70_____ , 0 TT] » j i 11 11 I 11 11 j j । 11 i rp 11 I j! 11 11 1. M 11 11 11 j i I ■ ■ ■ i ■ ■ “ I ‘' ■ ■ i ■ ■ ‘ ■ i ■ ■'11 ■ ■ ‘ ‘ i ■1 ‘ 1 ' ।11111111 ,T miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111040: Methylene Chloride 49 84 4.20 4.40 4.60 4.80 5000 m/z 86.00 37.57% 35 88 14 ..... 2528 32 3841 0111’1 • * ।»1 H 11111111111111111111 I li 11 H i Th’ $2 70 ,,,।.j.. 11 j.... ।, i ■, j, 111.i polapanpir miz-> 5 10 15 20 25 30 35 40 45 50 55.60 65 70 75 80 85 90 95 Abundance #111041: Methylene Chloride 49 4.20 4.40 4.60 4.80 m/z 51.00 28.01% 84 5000

46 2629 41 | $2 59 65 73 77 88 0 TTTTTTTTTTTTTTTHH TTuEmmmmomotf — mfe-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 4.20 4.40 4.60 4.80

12763.D 060302.M Mon Jun 10 10:29:08 2002 Page 16

NYC-WTC_000015797

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NYC-WTC_000015797Source: NYC Law Department, mirrored locally

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