GCMS analysis report sample AE09517, May 23, 2002

NYC 9/11 Public Portal Document Library Search compound. Report Data File : C:\MSDCHEM\l\DATA\052102\9517.D vial: 13 Acq On : 21 May 2002 11:07 pm Operator: Mclean Sample : re-extract 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 5 Methylene Chloride Concentration Rank 7

R.T. EstConc Area Relative to ISTD R.T.

3.90 1.10 ug/L 759667 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methylene Chloride 84 CH2C12 000075-09-2 9 2 Methylene Chloride 84 CH2C12 000075-09-2/7 3 Methylene Chloride 84 CH2C12 000075-09-2 5 4 Methylene Chloride 84 CH2C12 000075-09/2 4 Abundance Scan 140 (3.902 min): 9517.D (-136) (-) m/z 49.10 100.00% 49

5000 84 ■ ' ' ■ I ‘ ‘ ‘ I ‘ ‘ ' I 1 ‘ ‘ ‘ 1 1 ‘ ' 1 I 36 41

miz-> 01-HH — 44 58 mmmmmm 88

5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 + m/z 3.60 3.80 51.10 4.00 4.20 71.79% Abundance #12327: Methylene Chloride 49 84 5000 ■ ■ ■ i ■ ' ■ • i ■ ' ■ ■ i ■ ' ■ 1 i ■ ■ ■ 1 i 3.60 3.80 4.00 4.20 m/z 48.05 37.50% 88 14 18 24 2831 353841 O ,■ >1,1,.11[..I. .r.p ■.! 11.»i u ll.H. 2.......... 70........ , t - mtz-> 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 3.60 3.80 4.00 4.20 5000 m/z 84.00 33.63% 35 88 0 -pHp 14 11111.2528,32.128441HT +2 70 I..|....|..I H miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111039: Methylene Chloride ... । • * * * ।... * ।.। >1 * * । 4)9 3.60 3.80 4.00 4.20 m/z 86.00 27.54% 84 5000

2831 3538 43 |. 52 57 88 67 71 77 01 1’1 j1 * * • j 1111111111 [ii■111111| ni■1111 IFniiilniin. ji 111 |rrri 111 ri 111 f t- ■ ■ । ■1 ■ । ■ • ■ • । ■ ■ ■ ■ । ■ ■ ■ ■ । miz-> 5 10 15 20253035404550556065 70 75 80859095 3.60 3.80 4.00 4.20

9517.D 052202.M Wed May 22 11:29:23 2002 Page 8

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