GCMS analysis results for sample AD26677, Dec 10 2001

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Library Search Compound Report

Data File C:\HPCHEM\l\DATA\DEC0601\26677.D vial: 11 Acq On 6 Dec 2001 7:17 pm Operator: GALOS Sample gc/ms unknown Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\HPCHEM\1\METHODS\NP112701.M (RTE Integrator) Title : 208 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L

Peak Number 7 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

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

7.84 6.91 ng/uL 1937470 1,4-Dichlorobenzene-d4 11.89

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 83 2 2-Pentanone, 4 -hydroxy- 4 -methyl - 116 C6H1202 000123-42-2 43 3 2-Pentanone, 4- hydroxy-4-methyl- 116 C6H1202 000123-42-2 38 4 Acetic acid, ,1-dimethylethyl este 116 C6H1202 000540-88-5 28 Abundance Scan 327 (7.843 min): 26677.D (-) m/z 43.00 100.00% 48

5000 59

101 53., | 7.40 7.60 7.80 8.00 8.20 3? |, 69 83 — i ■ ■ ' 1 i 1 ■ ■ ' i ■ • ' 1 I ' I'' ' 1 1141 ■ i ■ ■ ■ ■ i ■ ■ ■ ■ i m/z 59.10 46.28% m/z-> 10 20 30 40 50 60 70 80 90 100 110 'Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 4b

5000 - 59 7.40 7.60 7.80 8.00 8.20 101 m/z 58.10 17.25% 27

m/z-> 1 1 i ■ ■ ■ 10 ■ i ' • ■ 1 I1 20 I 30 I_________, 1 1 1 1 1 40 +4 50 60 • i ■ 70 ■ ■ ' । 80 83 1 ■ * ■ । 90 ■ I 100 110 Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 43

7.40 7.60 7.80 8.00 8.20 5000 59 m/z 101.OS 16.32%

31 101 I 73 '83 | ■ ' । ■ ■ ■ ■ । ■ i ' ■ ■ ■ i ■ • ■ • । ■ • ■ ■ । • ’ ■ ■ । m/z-> 10 20 30 40 50 60 70 80 90 100 110 (Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 43 7.40 7.60 7.80 8.00 8.20 m/z 7.16% 41.10 5000 59

15 31 - — ...........I.............. ' J .... i ■ ■ i 1 ■ ■ ' । 1 1 1 1 r1 । 1 1 r* .1 83 101 ■ ' i ' ''' • i ' ' ' ' I 1 ' ' 1 I ' ' ' ■ I TIT -i ।11 । । । । । TP11T T TT m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.40 7.60 7.80 8.00 820

26677.D NP112701.M Fri Dec 07 14:52:31 2001 Page 7

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