GCMS analysis results for sample AE10244, May 2002

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Data File : C:\MSDCHEM\l\DATA\020509\10244.D Vial: 22 Acq On : 10 May 2002 7:23 am Operator: Nefliu Sample : sample Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: rteint.e

Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T.

6.15 10.75 ug/1 906200 1,4-Dichlorobenzene-d4 11.38

Hit# of 5 Tentative ID MW MolForm CAS# Qual

2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 83 2 2-Pentanone, 4 - hydroxy - 4 - me t hyl - 116 C6H1202 000123-42-2 72 3 2 -Pent anone, 4 -hydroxy-4 -methyl- 116 C6H1202 000123-42-2 38 4 Acetic acid. 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 36 Abundance Scan 523 (6.152 min): 10244.D (-517) (-) m/z 43.10 100.00% 43

5000

101 ' ‘ i ' । ' ' I 1 ' 11 I ' ' 1 ’11310501 580 6.00 6.20 6.40 - .............................................. .................................. 432 m/z 59.10 49.28% T 1 i 1 1 m/z-> 0 50 100 150 200 250 300 350 400 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ■ i-| > > i > l > ■ ■'i■'■■।' 5.80 6.00 6.20 6.40 m/z 58.10 20.14% 15 101 .I jtil it ।__ J l ■ ■ 7 ' i 4..., , . . . , . , . . , , । , n/z-> 0 50 100 150 200 250 . 300 350 400 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 drn—Bnm—TnTmTT 580 6.00 6.20 6.40 5000 m/z 101.10 16.61%

101 m' al" i . 1 I 1 m/z—> 0 50 100 150 200 250 300 350 400 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- ... IMTTT I Tf | . 43 580 6.00 6.20 6.40 m/z 41.10 7.83% 5000

/z—> 0 r L 167 . 4 50 101

100 150 200 250 300 350 400 TTTT—pT 5.80 6.00 6.20 6.40

10244.D SCAN020507.M Tue May 14 14:26:25 2002 Page 3

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