GCMS laboratory blank results, sample AE11555, May 23-29, 2002

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Data'File : C:\MSDCHEM\1\DATA\052902\LBB0529.D Vial: 15 ..Acq On : 29 May 2002 1:53 pm Operator: Bohlk / Inst 213 Sample : LB 5/23/02 Inst : Instrumen Mise : Multiple: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\1\5973N\052802.M (RTE Integrator) Title : Quantitation For Method 525.2 Library : C:\DATABASE\WILEY7N.L e

Peak Number 1 Dodecane, 2,6,10-trimethyl- Concentration Rank 10 R.T. EstConc Area Relative to ISTD R.T. 11.48 0.06 ug/L 84578 Acenaphthene-dl0 18.19 Hit# of 5 Tentative ID MW MolForm CAS# Qual . 1 Dodecane, 2,6,10-trimethyl- 212 C15H32 003891-98-3 64 2 Octane, 5-ethyl-2-methyl- 156 C11H24 062016-18-6 64 3 Undecane, 5-methyl- (CAS) $$ 5-M... 170 C12H26 001632-70-8 64 4 Undecane, 4,7-dimethyl- 184 C13H28 017301-32-5 64 Abundance Scan 44 (11.475 min): LBB0529.D (-) m/z 57.00 100.00% 57 71

85

5000

99 113 127 AAA 11.20 11.40 11.60 11.80 5 1 1 1 ' 1 ' 1 ' ’’ 1 11 m/z 71.10 98.21% miz-> 20 40 i • ' 1 ' i 60 80 100 120 140 160 180 ‘ Abundance #134038: Dodecane, 2,6,10-trimethyl- 57 711

5000 43 85 AAALA 11.20 11.40 11.60 11.80 m/z 85.10 64.55% 97 113 127

m/z—> 0- 20 40 + 60T . ■ I . 1, 141155 169 183 80 100 120 140 160 * 180 Abundance #56270: Octane, 5-ethyl-2-methyl-

5000 43 57

71 M/NA 11.20 11.40 11.60 11.80 m/z 55.00 32.30% 85 29 112 127 0- - --9 - |1441tt1-sIus 156 n/z—> Abundance 20 40 60 80 100 120 140 160 180 #74425: Undecane, 5-methyl- (CAS) $$ 5-Methylundecane $$ M... 43 57 _MLN_ 11.20 11*40 11.60 1180 m/z 84.05 29.74% 71

ww Ju 5000 85

112 29

m/z—> - 20 40 4 60 80 99 1 ‘"'l • i 100 126 140 155 170 TID—mmBTRT 120 140 160 180 ‘I T T T 11.20 11.40 11.60 11.80

BB0529.D 052802.M Mon Jun 03 15:47:20 2002 Page 3

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