GCMS analysis results, sample AE12288, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052902\12288.D Vial: 7 Acq On : 29 May 2002 2:58 pm Operator: McLean Sample : gc/ms scan 5/24 fb 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.

3.72 1.37 ug/L 978621 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methylene Chloride 2 Methylene Chloride 84 CH2C12 84 CH2C12 000075-09-2 000075-09-2 94 / 7 3 Methylene Chloride 4 Methylene Chloride Abundance Scan 108 (3.714 min): 12288.D (-92) (-) 84 CH2C12 84 CH2C12 m/ z 000075-09-2 000075-09-2 49.1 100.00% 31/ 49 84

5000

353841 88 3,40 3.60 3.80 4.00 58 70 - m/z 84.00. 71.92% 0 TIm—mmmpHt t nfe-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12327: Methylene Chloride 49 84 5000 3.40 3.60 3.80 4.00 m/z 86.00 37.17.

m/z-> Abundance 14 18 24 2831 353841 || 152 04TTTTTHTTTTTTTTTTTT 5 10 15 20253035404550556065 70 75 80859095 #111039: Methylene Chloride 49 70 L 88 ■ i" ■ ‘ i “ ■ Mu 84 3.40 3.60 3.80 4.00 5000 m/z 51.10 32.28%

88 miz-> 2831 3538 43 01 — ————————————— 1am ,52 57 67 71 77 . —uGgmomptt 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m Abundance #111041: Methylene Chloride ‘ ' 1 I ‘ ‘ I ‘ ‘ ‘ ' I ' ‘ ‘ ' I ' ' ‘ ‘ I 49 3.40 3.60 3.80 4.00 m/z 47.00 17.36% 5000

46 84

88 PMMe, 2629 41 73 77 0: TIPIupmBmmHH 152 59 65 ] Ft 1 1 | I “ I f ! I I 1 J ( l > . | I “ I JT 1 1 11 I l I IHPT ’ 1*’**I4444}*1+1’’I mfe~> 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

12288.D 052202.M Mon Jun 03 09:37:02 2002 Page 4

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