GC/MS results for unknown compounds and surrogates, sample AE10901, May

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Data File : C:\MSDCHEM\1\DATA\051402\10901.D Vial: 8 Acq On : 14 May 2002 7:12 pm Operator: Mclean Sample : 5/10 kb Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\l\METHCDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L Peak Number 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.98 18.34 ug/L 15554900 1,4 -Dichlorob'enzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

l 2-Pentanone, 4 - hydroxy - 4 - me t hyl - 116 C6H12O2 000123-42-2 78 2 2-Pentanone, 4 -hydroxy-4-methyl- 116 C6H1202 000123-42-2 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 59 4 Acetone____ 58 C3H60 000067- 4-1 43 Abundance Scan 493 (5.976 min): 10901 .D (-484) (-) m/ z 43.10 [100.00% 43

5000 59 ............................. ........................ 101 560 5.80 6.00 6.20 6.40 01 ..................... 381) +48,53+ 67 72 77 83 88 , | f 1 ' ■ ■ i ' ' ■ ' i 1 ■ ■ ‘ i ' ' ' 1 i 1 ' ■ ' i ' m/z 59.10 29.02% n/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 5 60 5.80 6.00 6.20 6.40 m/z 58.10 24.51% 93 93 101 — m/z-> Of ......... 10 20 29.3130 . 38,140 50 i '‘l 60 70 83 I ■ ■ ■ ' i ■ ■ ■ ■ i ' ' ' 80 ‘ i ■ ' 90 । ' 1 i 1 ' 1 100 ' i ■ 110 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 5000 m/z 101.10 11.09% 59

15 31 101 Of +53+ 83 , | 1P——L—LTTTTTTTTTT m/z-> Abundance 10 20 30 40 50 60 70 80 90 100 110 #5851:2-Pentanone, 4-hydroxy-4-methyl- 40 5.60 m 5.80 6.00 6.20 6.40 m/z 42.10 5.57%

5000

59 101 0 .............. 38,1 , 48 53,, 67 72 77 83 1 1 i 1 1 1 1 । 1 1 11 r1 1 1 '7 * Fi1 r1-11 FT_——TTTTTT 91 96, | -------- n/z—> 10 20 30 40 50 60 70 80 90 100 110 5.60 5.80 6.00 6.20 6.40

10901.D 050102.M Thu May 16 14:35:39 2002 Page 4

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