GCMS analysis report sample AE09679, May 23, 2002

NYC 9/11 Public Portal Document Library search Compound Report Data File : C:\MSDCHEM\l\DATA\052102\9679.D Vial: 17 Acq On : 22 May 2002 2:22 am 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 1 Methylene Chloride Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 3.74 3.72 ug/L 2358270 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Methylene Chloride 84 CH2C12 000075-09-2 84 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 91 Abundance Scan 113 (3.743 min): 9679.D (-94) (-) m/z 49.10 100.Q0% 49 84

5000

88 3.40 3.60 3.80 4.00 0 “'I...... alm....... 58 —mmmmmmmppt t 11i • i • • “ 11 •1 m/z 84.00 75.80% niz-> 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 T T 17 3.40 3.60 3.80 4.00 m/ Z 86.00 47.91% 88 14 18 24 2831 353841 >2 70 0 i • ■■ ■i ■■ •■ i TT TTTTT* - n/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 ■ ‘ i ■ ■ ■ ■ i • ■ ■ ■ i ■ ■ ■ ■ i ' ■ ■ ■ i ■ 84 3.40 3.60 3.80 4.00 5000 m/z/ 51.10 27.04% 46 2629 41 [|, .>2 59 65 73 77 88 0- TPTTTTTTTTTTTTTHH 1kpmnmmmmm/mm3f thhmmo nfe-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111040: Methylene Chloride ■ ■ i ■ ■ • ■ i ■ ■ ■ ■ i ■ ■ ' 1 i ■ ' ■ ' i 1 49 3.40 3.60 3.80 4.00 84 m/z 47.10 15.37% / 5000

35 “W 14 2528 32 3841 88

miz-> 01 TTTTHTTTTTTTHTTTHTr +92. 70 TOPTTTTTITt - 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

9679.D 052202.M Wed May 22 11:45:11 2002 Page 4

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