GCMS blank analysis report for sample AE12735, June 2002

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Data File C:\MSDCHEM\1\DATA\0 6 0 7 0 2\LBA.D Vial: 10 Acq On 7 Jun 2002 3:55 pm Operator: Sample gc/ms scan 6/3 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 3 Methylene Chloride Concentration Rank 7 R.T. EstConc Area Relative to ISTD R.T.

3.77 1.46 ug/L 1012340 1,4-dichlorobenzene-d4 9.89 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Methylene Chloride 84 CH2C12 000075-09-2 78 2 Methylene Chloride 84 CH2C12 000075-09-2/9 3 Methylene Chloride 84 CH2C12 000075-09-2 9 4 Methylene Chloride 84 CH2C12 000075-09-2 9 Abundance Scan 118 (3.772 min): LBA.D (-116) (-) m/z 49.10 100.00% 49 86

5000

52 83 3 40 3.60 3.80 4.00 4.20 37 4,3 0 110’01111004102111101*1100—020222 TT - - m/z 8 6.. 00 99.29% n/z-> 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 3 40 3.60 3.80 4.00 4.20 35 m/z 84.00 75.71% 88

miz-> 0 14 +3841—2528 32 >2 11 “4' 11111111141'1 " Iu 1 ‘ 1 ‘14 70 + 5 10 15 20 25 30 35 40 45 50 55 60 .65 70 75 80 85 90 95 I'4 “ I “ '' I 111 i■■■■ i ■ ■1

Abundance #111041: Methylene Chloride 49 84 340 3.60 3.80 4.00 4.20 5000 m/z 47.05 26.16%

mfe-> 2629 41 | , 52 59 65 73 77 O+ TTIWTTTIWTTITTTTmTTTTTTHH TTmummammmmut 88 thmp 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 46 _Po Abundance #111039: Methylene Chloride 49 340 3.60 3.80 4.00 4.20 m/z 52.10 17.86% 84 5000

m/z-> 0 11 2831 3538 43 1111' I ■1" I ■ “T'i" " I ■ ■ “ I" " i"1 ■ i ■ 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 ,152 57 67 71 77 I 1" i11 ■ ■ i ■' ■ ■ i “ “ i ■ • “ i ■ “11 ■ •1 88 Hmm XU 3.40 3.60 3.80 4.00 4.20

LBA.D 060302.M Mon Jun 10 11:27:16 2002 Page 6

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