GCMS analysis results for sample AE10307, May 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\MSDCHEM\1\DATA\050802\10307.D Vial: 10 Acq On 8 May 2002 9:07 pm Operator: Mclean Sample 5/1 eh Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L

Peak Number 3 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.98 12.75 ug/L 12463700 1,4-Dichlorobenzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4 -me thyl- 116 C6H1202 000123-42-2 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 3 2-Pentanone, 4 -hydroxy-4 -methyl- 116 C6H1202 000123-42-2 59 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 36 Abundance Scan 493 (5.976 min): 10307.D (-485) (-) m/z 43.10 100.00% 43

5000 59 1 1 1 1 1 1 • I 1 ‘ 1 1 I 1 1 1 • I 1 101 5.60 ' 5.80 6.00 6.20 6.40 01 ...................... 1 —53+ I 1 1 1 69 T I B I i i | I 1 ' I ' 1 1 1 i ''' I I | I 83 I I I | r , 125 m/ z 59.10 34.81% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 560 5.80 6.00 6.20 6.40 m/z 58.10 22.38% 15 101 0) - 2511,37,1 ++ 53, 83 , | n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 1 1 1 1 1 ' I"1 r' 1 i 1 1 1 1 1 1 1 1 1 5 60 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 13.72%

......... . 37,1 93 8, 93 101 — | 01 । । |।I।I]1rn। । ।i। I । I TTT+ I 1 1 1 ■ i ' 1 1 1 i 1 ' 1 1 i 1 ■ ' ''C"1 । । । । । । । । । । । । । । । m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- > t । । v 1______ । r - । । । 1 ■ 1 । । 1 43 560 5.80 6.00 6.20 6.40 m/z 41.10 6.01% 5000

59

0 ......... 27 371 53 67 00 91 77 83 ,101| -------------------- 11111'11 1 ' 1 'I1 1 1 1 1 1 hi ' r1'1'1 ■ ] । । । । ] i n i | 1 i 1, । i i f' ।J t i i i |"r r i i । i i i i |i r m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40

10307.D 050102.M Thu May 09 13:52:07 2002 Page 6

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