GCMS analysis results for sample AE12092, June 2002

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Laboratory report documenting GCMS analysis of sample AE12092 conducted on June 5, 2002.

NYC-WTC_000013603–000013623

Folder label: “GCMS X 5/22/02 A 5/23/02”

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NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052302\12092.D Vial: 13 Acq On : 23 May 2002 7:45 pm Operator: Mclean Sample : 5/22ad Inst : Instrumen Mise : .Multiplr: 1.00 MS Integration Params: LSCINT.e

Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 1 Methylene Chloride Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T. 3.71 4.55 ug/L 2858100 1,4-Dichlorobenzene-d4 9.90 Hit# Of 5 Tentative ID MW MolForm CAS# Qua

1 Methylene Chloride 84 CH2C12 000075-09-2 '91 2 Methylene Chloride 84 CH2C12 000075-09-2i 91 3 Methylene Chloride 84 CH2C12 000075-09-2 91 4 Methylene Chloride 84 CH2C12 000075-09-4 83 Abundance Scan 108 (3.714 min): 12092.D (-94) (-) m/z 49.10 100. 0% 49 84

5000

• ‘ ■ i ■ ‘ ■ i • • ■ ‘”1 । । । > । । । । । i 88 3.40 3.60 3.80 4.00

/z-> Ot ,13 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 ,।;... ।. 58 h .!... 11.,.. ।,,.. ।,.., j.. i T 11 ‘ i • ■ ■ ■ i'" m/z 84.00 74.87% Abundance #111039: Methylene Chloride 49 84 5000 ■ ■ ■ । ■ i ■' ■ ■ । ■ ■'' ।' ■ ■ ■ । 3.40 3.60 3.80 4.00 | m/z 86.00, 43.43% 88

tn/z-> 2831 3538 43 Of TTp-rrrflTrrtl.i.|....|.lii|..1.111.11111.1. ,lft>2n f57 67 71 77 . l I > I | 1 I I I I UI I | I I I 1 | , I I I | I I I 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 H Abundance #12327: Methylene Chloride 49 84 T 3.40 3.60 3.80 4.00

P 5000 m/z 51.10 30.73%

miz-> 14 18 24 2831 353841 0 nImmmmmpp 70 ‘1—909020——0m00urtT t 5 10 15 20 25 3035404550556065 70 75 80859095 +2 H Abundance #111041: Methylene Chloride

5000

Ol 2629 +2 I * “ ’ 111 ’11 TDH# 41 46 | 49

59 65 73 77 ■ i' “ >i"' 11. ■..।। (■ 11 ■ ।,.i 84

88 | !• I > |1 m 1 “« -w‘ 3.40 3.60 3.80 4.00 ‘ ‘ ‘ m/z

′′!′** 47.10 20.17%

tT I I I I I I I I I I J I n/z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.40 3.60 3.80 4.00

12092.D 052202.M Wed May 29 09:52:16 2002 Page 4

NYC-WTC_000013611

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