GCMS calibration table for TCLP analysis, Dec 2001

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Data File C: \HPCHEM\ 1 \DATA\DEC0 601 \LBA. D Vial: 10 Acq On 6 Dec 2001 6:23 pm Operator: GALOS Sample gc/ms unknown 11/7 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 4 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 2

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

7.87 8.04 ng/uL . 2053540 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 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 36 4 Acetic acid, 1,1-dimethylethyl este 116 C6H1202 000540-88-5 28 Abundance Scan 331 (7.875 min): LBA.D (-) m/z 43.00 100.00% 43

5000 - 59

101 —I — ' । 1 1 । 1 7.60 7.80 8.00 8.20 ....................................... ■ ■ i ■ ' ■ 1 i ■ • ‘ ■ i ■ ‘ ‘ 1 i ' 3?,1j +53+ 64 69 IT i > । । । । i । i'i 83 1 1 91 . I 1 — I 1'1It m/z 59. 48.54%

L m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64275: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ■ ■ i ' ' ■ ■ i 59 7.60 7.80 8.00 8.20 m/z 58.10 17.30% 15 31 101 I i 83 I 1 1 i • ■ ■ ■ i ■ ■ ■ • i ■ • ' ■ i ‘ 1 1 ■ i • ■ i • ■ • ■ i ■ ■ ■ ' i ■ ■ i ■ • • 1 i • ■ • • i ■ m/z—> 10 20 30 40 50 .60 70 80 90 100 110 Abundance #3245: 2-Pentanonc. 4-hdroxy-d-methyt 43 _ . । । । । । ।

7.60 7.80 8.00 8.20 5000 59 m/z 101.05 17.10%

31 73 83 101 1 ' i ‘ ‘ ‘ ‘ i ■ ‘ ‘ i • ■ ■ ■ i ' ' ' ■ i ‘ ‘ ■ i ■ • i •••■)• > ' ' i ■ ■ • • i‘ ■ ' ' i 1 miz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #64274: 2-Pentanone, 4-hydroxy-4-methyl- 1 1 1 1 1 ■11 ■ ■ >1 ‘‘ ■ • । ‘ ‘ ■ 43 7.60 7.80 8.00 8.20 m/z 41.1 ,0 6.98% 5000 59

27 "I.................. —................. +49+ ! 1 i ■ ■ ■ ■ i ■ ■ • ' i 83 101 ■ i 1 1 1 i । ' 1 1 1 i 1 TTTT । । f । TIP ,n । f । । m/z-> 10 20 30 40 50 60 70 80 90 100 110 7.60 7.80 8.00 8.20

LBA.D NP112701.M Wed Dec 19 13:08:52 2001 Page 4

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