GCMS sample AE12743 results, June 10 2002

NYC 9/11 Public Portal Document Llorary aearen compound keport

Data File C:\MSDCHEM\1\DATA\060602\12761.D Vial: 7 Acq On 6 Jun 2002 4:11 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 18 Methylene Chloride Concentration Rank 17 R.T. EstConc Area Relative to ISTD R.T. 5.97 0.27 ug/L 182225 1,4 -dichlorob'enzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qu.

1 Methylene Chloride 84 CH2C12 000075-09-2/47 2 Methylene Chloride 84 CH2C12 000075-09-2 47 3 Methylene Chloride 84 CH2C12 000075-09/2 28 4 Acetic acid, chloro-, ethyl ester 122 C4H7C1O2 000105-39-5 4 Abundance Scan 492 (5.970 min): 12761 .D (-489) (-) m/z 43.10 0.00% 43 49 58 5000 101 38 82 5.60 5.80 6.00 6.20 6.40 Ot ■ ■ i ■ 1 ■ 1 I 1 1 1 1 I ' 1 i i ■ ' ■ 1 i ‘ ■ i 1 ■ • • i ■ ■ ■ ' i ■ ■ । ■ ■ ' ■ । • ■ ■ ■ । /n/z^^ niz-> 10 20 30 40 50 60 70 80 90 100 Abundance #12327: Methylene Chloride 49 84 5000- ■ ■ i • * ■ • । ■ • * • । * 1 ■ * I » » I > 5.60 5.80 6.00 6.20 6.40 m/ z 58.05 56.03%

L O+ 29 35 . . i 1’14t—n । 24unnua .'f, 41|'i , ■ 1— , ————— 70 —P- mfe-> 10 20 30 40 50 60 70 80 90 100 Abundance #111039: Methylene Chloride 49 . ' I . . . . I 1 . 84 5.60 5.80 6.00 6.20 6.40 5000 m/z 59.05 55.17%

iz-> 0! 28 35 ■ ■ i ■ ■ 1 rI 11 1 '1 r’t’u j • i ‘ i I ,43 57 1 I 1 II’III4I/II 71 77 89—P 1 10 20 30 40 50 60 70 80 90 100 Abundance #111041: Methylene Chloride 49 5.60 5.80 6.00 6.20 6.40 m/z 101.00 41.09% 84 5000

miz—> 0 20 29 TTPPTITTP 10 30 41 40 1—— 50 59 65 IIIII*14’’III 60 70 73 78 80 89 -I4IIIIIIIIT 90 100 5.60 5.80 6.00 6.20 6.40

12761.D 060302.M Mon Jun 10 10:25:30 2002 Page 21

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