GCMS analysis report sample AE09517, May 23, 2002

NYC 9/11 Public Portal Document Library Search Compound. Report Data File : C:\MSDCHEM\1\DATA\052102\9517.D Vial: 13 Acq On : 21 May 2002 11:07 pm Operator: Mclean Sample : re-extract Inst Instrumen Mise : Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 13 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T.

5.93 9.77 ug/L 6735830 1,4-Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 2-Pentanone, 4-hydroxy-4-methyl - 116 C6H1202 000123-42-2 90 2 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 50 3 2-Pentanone, 4-hydroxy-4-methyl - 116 C6H12O2 000123-42-2 42 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 25 Abundance Scan 486 (5.935 min): 9517.D (-481) (-) m/z 43.10 100.00% 43

5000 59

101 ' ■ i •' ■ • । ■ ■ ■ ■ । ■ • ■ ■ । ■ *' ■ । 67 83 88 , | 5.60 5.80 6.00 6.20 Of ■ । I । । -i । । i , । i । । । 38,1 +48,53+ I 1 1 1 ‘“F ‘ 1 1 i 1 • ■ • i ' ' ■ ri ' 1 1 ' i 1 m/z 59.10 41.09% niz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 ■ • i • • * ■ i ■ ■ > • i ■ ■ ‘ ‘ i • > ■ ■ i 59 5.60 5.80 6.00 6.20 m/z 58.10 21.53% 15 101

miz-> 0! 1 ■ i rtit i ' ■ 10 20 26,,3] , 39,1, +53+ 30 40 50 70. I'1 ' 1 1 i ' ■ ■ ■ i 60 80 83 m 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 TrTrn’r 5.60 5.80 6.00 6.20 5000 m/z 101.10 16.02% 59 101 1 1 1 1 1 1 1 1 1 * 27 ......... 1 > ।32 1 ' 38,1 . 48 53,. 67 72 77 83 91 96. | 01 1**14 1* ■ 1 1 I 1 1 1 1 i 1 1 1 'i ■ ‘ 1 ■ i 1 ■ ■ 1 i 1 1 ' 1 i 1 iz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- ■ • i • • ■ ■ । 43 5.60 5.80 6.00 6.20 m/z 41.10 6.61%

5000 59

/z-> 0 ...... 10 , 2971 20 30 .38,140 I't I I I 111 50 oq 83 I 1 1 1 1 1 'r 1 1”‘ 1 • • । 60 70 80 90 __ 93 101 | ■ i i ■ ■ - । * 100 110 A5.60 5.80 6.00 6.20

9517.D 052202.M Wed May 22 11:29:28 2002 Page 16

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