GCMS analysis results for sample AE10160, May 2002

NYC 9/11 Public Portal Document

' Data File : C:\MSDCHEM\1\DATA\051302\10160.D Vial: 10 Acq On : 13 May 2002 6:49 pm Operator: Mclean Sample : 5/9 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 5 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 5.97 17.41 ug/L 14210700 1,4-Dichlorobenzene-d4 9.94 Hit# of 5 Tentative ID MW MolForm CAS# Qual

l 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 83 2 2-Pentanone, 4 -hydroxy-4-methyl- 116 C6H1202 000123-42-2 78/ 3 2-Pentanone, 4-hydroxy-4 -methyl- 116 C6H1202 000123-42-2 72 4 Acetone____ 58 C3H60 000067-64-232 Abundance Scan 493 (5.976 min): 10160.D (-487) (-) m/ z 43.10 100.00% 43

5000 59 101 560 5.80 6.00 6.20 6.40 83 miz-> 01 — 10 .. 20. ... p 34,1 30 40 . 48 53,, 1’ 1 i 50 69 ' I 1 1 1 1 I 1 1 1 1 1 1'' 1 1 1 1 60 70 80 90 0 100 110 m/z 59.10 30.81% Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 560 5.80 6.00 6.20 6.40 m/z 58.10 23.56% 15 31 101

m/z-> Of ..... 10 I..... 20 . 38, 30 40 +53+ 50 60 70 80 83 90 , | 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 12.30%

92 — 101| 01 26,31 .38,1 TPTH++ I ' ‘ 93 ' i ' 1 ■ ' i ' ' ' ' i ‘ ' i ' ' ' ' i 1 niz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 m/z 41.15 5.43% 5000 59 03 91 96, 101 0 1 ■ i ■ 1 1 ‘ i ' ,27,32.38,1 1-48,53+ 67 72 77 8 | 1 I ■ ' ■ ■ । i ■ 1 ' I 1 1 1 । I ' । । । । ' 1 । ' । । TT31r1u 10107 TFTTri tt/z-> 10 20 30 40 50 60 70 80 90 100 110 5.60 5.80 6.00 6.20 6.40

10160.D 050102.M Tue May 14 11:40:46 2002 Page 8

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