GCMS analysis results for sample AE11418, May 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052002\11418.D Vial: 8 Acq On : 20 May 2002 6:59 pm Operator: Mclean Sample : 5/16 eh 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 3 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 5.97 15.97 ug/L 12720000 1,4-Dichlorobenzene-d4 9.93 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 'fee 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H12O2 000123-42-2 64 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 56 4 Acetone______ 58 C3H60 000067-64-1 32 Abundance Scan 492 (5.970 min): 11418.D (-480) (-) m/z 43.10 100.00% 43

5000 59 101 1 ' 1 1 1 ' ' I 1 ' 1 1 I ' ' ' ' I ' ' 1 ' 1 1 560 5.80 6.00 6.20 6.40 0 ................. 37,1 II 53, 69 83 | 125 I ■ ■ 1 ■ i ■ ■ 1 ' i ■ ' 1 1 i ■ 1 ' 1 i 1 ■ 1 ■ i ' 1 1 1 i 1 ■ ■ ' i ■ ' m/ z 59.10 35.63% 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 5 60 5.80 6.00 6.20 6.40 m/z 58.10 23.43% 15 101 O+ 1’1’1 1 i" I 53, ' 1,1 25,31 37, |, 83 , | n/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 5000 m/z 101.10 13.91% 59 101 27 37 53, 67 77 83 91 0! 1* 11,1,1, M’l I ■ ■ 1 ■ i 1 ■ 1 1 i ' 1 TT————TTBTTT m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 1 1 I ' ' 43 5.60 5.80 6.00 6.20 6.40 m/z 41.15 5.80% 1 5000 59

92 — 93 101 m/z—> 0 —10...20 25131.37, 30 40 TTT4 50 60 70 80 83 । 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40

11418.D 050102.M Thu May 23 10:46:05 2002 Page 6

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