GCMS sample analysis summary, May 7, 2002

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Data File C:\HPCHEM\1\DATA\MAY0302\8838.D Vial: 7 Acq On 3 May 2002 7:55 pm Operator: Sample RE-EXT. 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 13.70 ug/1 881270 1,4-Dichlorobenzene-d4 12.19

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 78 2 3-Hydroxy-2-pentanone 102 C5H10O2 003142-66-3 9 3 CH2=CHC C(O)OCH3 100 C5H802 003724-55-8 9 4 N,N'-Bi (2-methyl-2-nitrosopentan-4 258 C12H22N204 094514-30-4 9 Abundance I Scan 340 (8.159 min): 8838.D (-) m/z 43.05 100.00% 43

5000 59

101 780 8.00 8.20 8.40 8.60 i 1 ■ ■ ' i ■ ■ 1 ' i 38— 53 , +4+ TT T rrr 69 83.. m/z 59.10 41.54% m/z—> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000- 59 7.80 8.00 8.20 8.40 8.60 m/ Z 58.10 16.53% 27 101 I, ...... 49— 1 83 +- miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1691:3-Hydroxy-2-pentanone 31 59 1 - 7.80 8.00 8.20 8.40 8.60 5000- m/z 101.15 13.24% 45 15 66 73 84 102 — ! — i | i ' i I I-—| I i I i | ■ I I I |' I I I I | I • ■ i ■ ■ ■ ■ । ■ i ■ > ■ ■ i • 1 ' i 1 ■ m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #1448: CH2=CHCH2C(O)OCH3 1 i ' ' 1 1 i 1 1IT i 1 ' ■ ' 1 1 43 7.80 8.00 8.20 8.40 8.60 m/z 41.05 6.90% 5000

58

/z—> • ।-■ ' ■ ■ । । । 10 20 । 30 3?,, ' 1 I i 40 -.. +... 72 50 60 70 100 1 i ' 1 1 ■ i ■ 1 ' ■ I"' -"Ir 80 90 100 110 r1 — . — 1 - 7.80 8.00 8.20 8.40 8.60

8838.D GCMS0501.M Mon May 06 10:48:40 2002 Page 2

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