GC/MS analysis results, sample AE10817, May 14 2002

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' Data File : C:\MSDCHEM\1\DATA\051302\10817.D Vial: 14 Acq On : 13 May 2002 10:06 pm Operator: Mclean Sample . : 5/9 kb Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T.

5.98 17.82 ug/L 17564700 1,4-Dichlorobenzene-d4 9.94 Hit# Of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4 -hydroxy-4-methyl- 116 C6H1202 000123-42-2 90 2 2 -Pent anone, 4 -hydroxy-4 -methyl- 116 C6H1202 000123-42-2 83 3 2 -Pent anone, 4-hydroxy-4 -methyl- 116 C6H1202 000123-42-2 4 Acetone____ 58 C3H60 000067-64-1 32 Abundance Scan 494 (5.982 min): 10817.D (-486) (-) m/ z 43.10 100.00%| 43

5000 59

101 5.60 5.80 6.00 6.20 6.40 Of ..................... 38 1 67 73 83 | ' ‘ I 1 1 1 r I ' 1 1 1 I ' 1 1 1 I' +48,53+ ( 1 ■ ' ■ i ' 1 ■ ■ i ‘ ' 1 i ' 1 ' 1 i 1 ' ■ ' i r m/z 59.10 33.09%| m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 5.60 5.80 6.00 6.20 6.40 m/z 58.10 23.71% 15 31 101 Ot ..,., r,,, 26,1,38,1, 53 , 83 I ■' i'''' ।'' ... .. ............ | i-' ' I ' ‘ I ' 1 ' 1 1 ' 1 ' 1 I ''' 1 1 I ' ' ' 1 I ' 1 ' ' 1 1 ■n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 Sm 5.60 5.80 6.00 6.20 6.40 5000 m/z 101.10 13.00% 59 — 101

m/z-> 01 -44,2384 1-48,53+ 10 50 I***I 20 30 40 60 67 72 77 83 ’**’1I*I’** 70 80 91 96, | 90 100 110 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 m/ z 41.20 5.75% 5000 59

R3 — I01 0 ..... -29,31..39,1 1——++ ..... .....83 . ........... n/z-> 10 20 30 40 60 70 80 90 100 50 110 5.60 5.80 6.00 6.20 6.40

10817.D 050102.M Tue May 14 11:43:39 2002 Page 4

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