GCMS analysis results, sample AE12534, June 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052902\12534.D Vial: 25 Acq On : 30 May 2002 5:37 am Operator: McLean Sample : gc/ms scan 5/28 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 3

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

3.70 3.24 ug/L 2049400 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS#

1 Methylene Chloride 84 CH2C12 000075-09- 95 2 Methylene Chloride 84 CH2C12 000075-09-1 91 3 Methylene Chloride 84 CH2C12 000075-09- 91 4 Methylene Chloride 84 CH2C12 000075-09- Abundance Scan 106 (3.702 min): 12534.D (-93) (-) m/z 49.10 100.00% 49 84

5000

■' ■ । ■ ■ ‘ ‘ i ■ •1 ■ । ■ ■ ■ ■ । ■ ■ ■ ■ । 88 3.40 3,60 3.80 4.00 n/z-> 5 0! 1 ..... p- i f 1111111 m । np 1111111111111111 t 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 ‘‘'I'"'lr'r m/z 84.00 76.85% Abundance #12327: Methylene Chloride 49 84 5000 3.40 3.60 3.80 4.00 m/z 86.00 44.16% 88 14 18 24 2831 353841 || 152 70 - 0+ —ImunmmmmnpmmpDHHHTp T TTTPn TH m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111041: Methylene Chloride 49 ■ ■' । ‘ । ■ 1 ■ ।1 ‘ । ‘1 ■ ■ i 84 3.40 3.60 3.80 4.00 5000 m/z 51.10 26.35%

46 2629 41 | ,52 59 65 73 77 88 0+ Tmummnput Hhpmp miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111039: Methylene Chloride ■ ■ ■ i ■ • ■ ■ i ■ ■ ' • i • ■ ■ ■ i ‘ ‘ i 49 3.40 3.60 3.80 4.00 m/z 47.10 18.52% 84 5000

2831 3538 43 57 67 71 77 152unpumgmmgmmmptt 88 0 “ 11 “ '11111111111 ■'1' 1111' I' ■“ 1"" 111111 ■ t- ' ‘ I ■ ■ ' • i ■ ■ ■ ' i ■ 1 • ■ i ■ • ’ ‘ 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

12534.D 052202.M Mon Jun 03 11:46:23 2002 Page 4

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