GCMS analysis results, sample AE12320, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052902\12320.D Vial: 8 Acq On : 29 May 2002 3:47 pm Operator: McLean Sample : gc/ms scan 5/24 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 7 Methylene Chloride Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T. 3.99 1.70 ug/L 1070500 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methylene Chloride 84 CH2C12 000075-09-2 78 2 Methylene Chloride 84 CH2C12 000075-09-2 3 Methylene Chloride 84 CH2C12 000075-09— 9 4 pyrrolidine, 2-ethyl-1-methyl- 113 C7H15N 02615 2-7 2 Abundance Scan 154 (3.984 min): 12320.D (-153) (-) m/z 49.10 100.00%| 49

84 5000

88 38 44 3.60 3.80 4.00 4.20 4.40

m/z—> Ot --1H m 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 “ i“• m/z 84.00 54.55% Abundance #111039: Methylene Chloride 49 84 5000 3.60 3.80 4.00 4.20 4.40' m/z 88.00 21.29%

miz-> 2831 3538 43 152 57 Of T} TWmTPTTTT Ttuamammomemmapmmut hhyemp

Abundance 67 71 77 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 #111041: Methylene Chloride 49 88

.MMtntpui 84 3.60 3.80 4.00 4.20 4.40 5000 m/z 47.00 12.27?

2629 01TIPWttt 41 .1 52 59 65 1 “ .| i .. I| <i ii | '. .. । 46 73 77 88 H । . ) 1 . । ■ 1 1 thpp .AwP*. " miz-> 5 10 15 20 25 3035404550556065 70 75 80859095 Abundance #12327: Methylene Chloride • i 1 ' * 1 i ■ ■ ■ ■ i ■ 1 ’ ■ i ■ ■ ■ • i ' ' 49 3.60 3.80 4.00 4.20 4.40 84 m/z 44.00 11.06% 5000

88

m/z—> 14 18 2+ Hmmm 24 2831 353841 O' i r| ■ n 1111111 n i ■ ] 11 r1111 > 111. i i 1111 ■ 111! > 11 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 1 i 1 ■ ■ ■ I ■ ■ ■ ‘ i • ■ ■ ■ i ■ • ■ ■ i ' 1 3.60 3.80 4.00 4.20 4.40

12320.D 052202.M Mon Jun 03 09:38:54 2002 Page 10

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