GCMS Method 508 analysis worksheet, May 2002

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Library Search Compound Report Data File : C:\HPCHEM\1\DATA\MAY2902\LBA.D Vial:’16 Acq On : 30 May 2002 2:04 am Operator: Morgan Sample : gc/ms scan 5/23 Inst : 209 Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\GCMS0528.M (RTE Integrator) Title : 209 625/TCLP calibration table Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-methy Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 8.05 14.99 ug/1 1185230 1,4-Dichlorobenzene-d4 12.07 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 53 2 Acetic acid, 1,1-dimet hyl ethyl este 116 C6H12O2 000540-88-5 28 3 Acetic acid, cyano-, 1,1-dimethylet 141 C7H11NO21 001116-98-9 23 4 3 - Hydroxy - 2 - pent anone 102 C5H10O2 003142-66-3 9 Abundance Scan 327 (8.046 min): LBA.D (-) m/z 42.90 100.00%| 43 59 5000

101 7.80 8.00 8.20 8.40 | 53., 69 77 83 374 +TT4 m/z 59.00 51.90% miz-s 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #64275:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 . . ...... 59 ‘ ‘ 7.80 8.00 8.20 8.40 ' m/z 101.05 18.92% 15 31 . 101 I I TI+ i । i । । ■'! 3 I • 1 ' ‘ 1 1 ’ 1 1 1 1 ' । । | 1 1 1 1T1 ■ । । | 1 ' ' 1 I ' 1 1 1 1 1 1 miz-s 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #3292: Acetic acid, 1,1-dimethylethyl ester 43 1 * ■ ■ । * 1 > r11'1 11 ■11 7.80 8.00 8.20 8.40 5000 57 m/z 58.00 18.35% 101 15 27 । + 11′111 ■ ■ i • ■ 1 ■ f •' •' i ■ 1 ■ • i i'■■ ■ i ‘' i ■ ■ ‘ ■ i ' ■ ‘ ' i 1 ■ ■ ■ i ■ 1 1 1 i m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #7666: Acetic acid, cyano-, 1,1-dimethylethyl ester 50 7.80 8.00 8.20 8.40 m/z 41.00 7.17 __ 5000 41

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miz—> -n-y-r-r-TTy-T 10 20 TP 30 40 +3—— 50 60 ■h-r-r-r-ry-m-ry-rT-r-r-p-rT-rT-T-rT^^ 70 80 90 100 110 120 126 130 7.80 8.00 8.20 8.40

LBA.D GCMS0528.M Thu May 30 10:39:50 2002 Page 1

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