GCMS sample AE12765 results, June 6 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\MSDCHEM\l\DATA\060402\12765.D Vial: 6 Acq On 4 Jun 2002 7:55 pm Operator: McLean Sample 6/4 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 2 Methylene Chloride Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T. 3.72 4.06 ug/L 2615460 1,4-dichlorobenzene-d4 9.90

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

1 Methylene Chloride 84 CH2C12 000075-09-2 94 \ 2 Methylene Chloride 84 CH2C12 000075-09-2 91 3 Methylene Chloride 84 CH2C12 000075-09-2 91 4 Methylene Chloride 84 CH2C12 000075-09-2 90 Abundance Scan 109 (3.720 min): 12765.D (-93) (-) m/z 49.10 100 00% 49 84

5000

88 3.40 3.60 3.80 4.00

n/z-> 0 + . n.. 100.384144. Tgmp $2 70 - 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 m/ z 84.00 83.40% Abundance #12327: Methylene Chloride 49 84 5000 3.40 3.60 3.80 4.00 m/z 86.00 50.17% 88 14 18 24 2831 353841 $2 Ot TIWTTPTNTTTTTTIT*TP Tuupugat Hhmmm 70 niz-> 5 10 15 2025303540 45 50556065 70 75 80859095 Abundance #111039: Methylene Chloride 49 84 3.40 3.60 3.80 4.00 5000 m/z 51.00 31.78%

88

n/z- > 2831 3538 43 |i , 52 57 67 71 77 Im 01 r rp 11 i p ■ 11| i ■ ii । 1111| 111 1111. i [tin [ 11111111 |r.. ■ ।.i, ■ ।1^.ip I.. ।■.. ■ ।.i 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111041: Methylene Chloride 49 3.40 3.60 3.80 4.00 m/z 47.10 /. 18.43% 84 5000

46 2629 41 | 59 65 73 77 88 0 TTHHth , 52uanm —mammammmmpmt IHPTP ■ ■ i ■ ■ ■ • i ‘ 1 ■ ■ i • ■ ' ' i ■ ■ ■ • 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

12765.D 060302.M Wed Jun 05 14:05:17 2002 Page 5

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