GCMS analysis results for sample AE09157, May 2002

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Data File : C: \HPCHEM\1\DATA\APR2502\9157.D Vial: 27 Acq On : 26 Apr 2002 6:30 pm Operator: Sample : re-inject Inst : 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method C:\HPCHEM\1\METHODS\GCMS0412.M (RTE Integrator) Title 209 625/TCLP calibration table Library C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 2 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

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

8.18 7.02 ug/1 764550 1,4-Dichlorobenzene-d4 12.21

Hit# Of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 50 2 Acetic acid, 1,1-dimethylethyl este 116 C6H1202 000540-88-5 33 3 2-Propanol, 2-methyl- 74 C4H10O 000075-65-0 17 4 3-Hydrpxy-2-pentanone 102 C5H10O2 003142-66-3 9 Abundance Scan 342 (8.182 min): 9157.D (-) m/z 43.05 100.00% 43

59 5000 I i ................ _) I — .......... 101 1 I ' 1 1 ' I ' 1 ‘ M ' I ' i 7.80 8.00 8.20 8.40 8.60 38 . 53,, 69 83 I I [ I I I I [ ( I f■ I ] I I I I 1 I ' I I ■ I I I I I 1 I tTT3i /’’’I i'ri-1-p > ■ I । । ■ > • । m/z 59.05 50.12% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 7.80 8.00 8.20 8.40 8.60 m/z 101.05 20.51% ii 15 31 _ 83 101 | I । । ■ 1 । 1 ' ■ 1 । 1 1 1 1 1BT TTT+ -T- 1IIIIII** "FL 1 । I ' 1 1 ‘ i m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester 43

7.80 8.00 8.20 8.40 8.60 5000 57 m/z 58.05 16.65% 101 15 27 । ''' i 1 ' ' ' 1 1 1 ' 1 1 1 ' II**’*+’’’’I’’I’T 1 I ' ' ' I m/z-> 10 20__ 30 40 50 60 70 80 90 100 110 Abundance #62572: 2-Propanol, 2-methyl- r i । i i 11g" i 1—T i i i i | i — 59 7.80 8.00 8.20 8.40 8.60 m/z 41.05 7.52%

5000 31 41

m/z-> ........ 10 20 29 30, TI 40 .. 50 ' I ' ‘ 1 1 i 1 ■ ■ ■ i 1 ' ' 1 i 1 1 1 ■ i 1 r 1 1 i '60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

9157.D GCMS0412.M Fri May 03 11:19:46 2002 Page 2

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