GCMS sample AE12761 results, June 10 2002

NYC 9/11 Public Portal Document Llbrary aearen compound Report Data File C:\MSDCHEM\1\DATA\060602\12762.D Vial: 8 Acq On 6 Jun 2002 5:00 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 2 Methylene Chloride Concentration Rank 3

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

3.71 4.44 ug/L 3178600 1,4-dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Methylene Chloride 84 CH2C12 000075-09-2 97 2 Methylene Chloride 84 CH2C12 000075-09-2 94 3 Methylene Chloride 84 CH2C12 000075-09-2 94 4 Methylene Chloride 84 CH2C12 000075-09-2 64 Abundance Scan 108 (3.714 min): 12762.0 (-94) (-) m/z 49.10. 100.00% 49 84

5000

88 3.40 3.60' 3.80 4.00 ' ' . 35, 4144 1 , ’2 0 TI—OPHT 72 m/z 84.00. 73.01% 1 nz-> 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 46.29% 14 18 24 2831 353841 88 ,52 70__________, 01TI—mn"dm—mna—ammnn————g—ug - j-H-rrf-rTTTp-TTTp-rTTp-r^^ miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111041: Methylene Chloride 49 84 ' 3.40 3.60 3.80 4.00 ‘ ' 5000 m/z 51.05 29.88%

46 2629 41 | 12 59 65 88 73 77 ol ■ ■ | ‘ | * I “ < • | " 1 ’ | I ) • I | > ' < ■ | l < * • I I l 11 ] I I Tmmmpmmmmmamt Hhpe miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111039: Methylene Chloride 49 3.40 3.60 3.80 4.00 m/z 47.00 15.17% 84 ./

5000

2831 3538 43 |, 52 57 88 67 71 77 0 “ i'" ‘i ■ “‘i “111 “111“'11111 'I" " i"1111' । TT—tupuaggmgmmgt ITT • ■ । ■ ■ - ■ । ■ • • ■ । - i • - । । m/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

12762.D 060302.M Mon Jun 10 10:26:27 2002 Page 5

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