GCMS analysis results, sample AE12477, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052902\12477.D Vial: 19 Acq On : 30 May 2002 12:45 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 7 Methylene Chloride Concentration Rank 9 R.T. EstConc Area Relative to ISTD R.T.

3.96 0.94 ug/L 568539 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Methylene Chloride 84 CH2C12 000075-09-2 9 2 Methylene Chloride 84 CH2C12 000075-09-2 2 3 Methylene Chloride 84 CH2C12 000075-09-2 2 4 Methylene Chloride 84 CH2C12 000075-09-2 2 Abundance Scan 149 (3.955 min): 12477.D (-147) (-) m/z 49.10 100.00% 49

5000 86

35 41 82 —■ ■ i ■ 1 ■ ' i ■ ■ • • i ■ 1 1 1 i ' 1 ■ 1 i 1 3.60 3.80 4.00 4.20 4.40 Of 11 > • 111' । > |11111" "T“' ■ I ■ ■ “ I ‘ I' ■ I Thpp m/z 86.00 48.19% niz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111040: Methylene Chloride 49 84

5000 ■ ■ i • ■ ■ ■ i ' • ■ ■ i 1 ■ ■ • i ■ ■ ■ ‘ i ■ 360 3.80 4.00 4.20 4.40 35 m/z 82.00 19.24% 14 88 0!TpHHp 2528 32 l‘ ■' ■ 32.12871... 2 70 1 i ■ ■ ■■i■■1 T - miz—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12327: Methylene Chloride 49 84 360 3.80 4.00 4.20 4.40 5000 m/z 35.10 16.94%

miz-> 14 18 24 2831 353841 || ________ 70______ , - 0+ mPHut"pHtHnm 52umunamomgaprogt t 88 ../MWHrVonunao 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111039: Methylene Chloride 49 360 3.80 4.00 4.20 4.40 m/z 41.10 10.94% 84 5000

88 2831 3538 43 0 WIPC——ntammn—mtuth) ,i>2 57 TTpgpeot 67 71 77 . tmp vfz~> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3.60 3.80 4.00 4.20 4.40

12477.D 052202.M Mon Jun 03 11:39:26 2002 Page 10

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