GCMS analysis results for sample AD26678, Dec 10 2001

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Library Search Compound Report

Data File C:\HPCHEM\l\DATA\DEC0401\26678.D Vial: 4 Acq On 4 Dec 2001 1:33 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 8 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1

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

7.82 7.91 ng/uL 2188260 1,4-Dichlorobenzene-d4 11.86

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4 -hydroxy- 4 -methyl - 116 C6H1202 000123-42-2 53 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 43 4 Acetic acid. 1,1-dimethylethyl este 116 C6H1202 000540-88-5 28 Abundance Scan 325 (7.819 min): 26678.D (-) m/ z 43.0,0 100.00% 43

5000 59

101 — 7.40 7.60 7.80 8.00 8.20 344 I-IH 69 53 , TIrErrttti 83 m/ Z 59.1.0 47.88% m/z->10 20 30 40 50 60 70 80 90 100 110 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000- 59 7.40 7.60 7.80 8.00 8.20 m/z 101.05 17.59% 15 31 101 83 . I I ' ■11 • 1 -j . . . . miz—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone. 4-hydroxy-4-methyl- 43

7.40 7.60 7.80 8.00 8.20 5000 m/z 58.10 16.46% 59

27 101 49 83 i ' 1 ■ ■ i ’ ■ ■ 1 i ■ ■ • ■ i ‘ । ‘‘ ■ i ■ ■ • ■ i ■ • • • i ‘ ■ i ■ • m/z-> 10 20 30 40 50 60 7G 80 90 100 110 Abundance #3245: 2-Pentanone, 4-hydroxy-4-methyl- 1 43 7.40 7.60 7.80 8.00 8.20 m/z 41.10 6.90% 5000 - 59

31 83 101

m/z—> i ■ ' ' T i ' 1 1 ■ i ■ 10 20 । I 30 l60......7073 ■ । 1 । < । I 1 40 50 66* 90 - 100 110 T 1105 , । । , । *? 11 rr 7.40 7.60 7.80 8.00 8.20

26678.D NP112701.M Fri Dec 07 13:08:49 2001 Page 8

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