GCMS blank analysis results, sample AE09450, May 3, 2002

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Data File C:\HPCHEM\1\DATA\MAY0202\LB.D Vial: 3 Acq On 2 May 2002 4:42 pm Operator: Sample GC/MS SCAN 4/19 Inst : 209 Mise : Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0501.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.

8.16 10.43 ug/1 857633 1,4-Dichlorobenzene-d4 12.19

Hit# of Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 78 2 CH2=CKCH2C(O)OCH3 100 C5H802 003724-55-8 9 3 Acetone 58 C3H60 000067-64-1 7 4 Butane________ 58 C4H10 000106-97-8 5 Abundance Scan 341 (8.162 min): LB.D (-) m/ z 43.05 100.00%| 43

5000 59 _____ 1 1 I ' 1 101 780 8.00 8.20 8.40 8.60 .........38 , , , ,53., 1 I I I I I I I III l 1“ I I I 1 I I I I 1 67 83 ' P I I I I I I IJ I I' i I ' I I I , | I I I I I I I I m/ z 59.10 41.57% m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43 7 I | I t 1 N I , I | I I I I [ I- 5000 1 1 i 1 ' 59 780 8.00 8.20 8.40 8.60 m/ z 58.10 16.53% 27 101

m/z-> . =. 10 20 30 40 , ,49, I — 50 83 60 70 80 90 H 100 110 Abundance #1448: CH2=CHCH2C(O)OCH3 43 _________ _ ______ ■ ■ i ■ ■ ■ > । 1 ■ ■ ■ । > ITT । । ’ । "i 7.80 8.00 8.20 8.40 8.60 5000 m/ z 101.15 12.59%

58 3? 1 .... 11 ....I72 100 ■ । '“i ’" 1 ' r ■ ’ ■' 1 i 1 miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #94: Acetone 43 7.80 8.00 8.20 8.40 8.60 m/ z 41.05 6.98% 5000 15 58 27 ... . .... . ...... 1 i ■ ■ i ‘ ■ r ■ i 1 1 ■ ■ i 1 1 1 1 I ' 1 1 1 I ' r 1 1 i 1 ' ' l~‘ 1 1T1 ' 1 1 1 1+iBsT I 1 1 1 1 1 1 m/z—> 10 20 30 40 50 60 70 80 90 100 110 7.80 8.00 8.20 8.40 8.60

LB.D GCMS0501.M Fri May 03 08:42:40 2002 Page 2

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