GCMS analysis results for sample AE10208, May 2002

NYC 9/11 Public Portal Document

Data File C:\MSDCHEM\1\DATA\020509\10208.D Vial: 10 Acq On 9 May 2002 7:31 pm Operator: Nefliu Sample sample Inst : Instrumen Mise : Multiplr: 1.00 MS Integration Params: rteint.e Quant Method : C:\MSDCHEM\1\METHODS\SCAN020507.M (RTE Integrator) Title : Method 508 GC/MS Scan Library : C:\DATABASE\nist98.1 ********************************************************************* Peak Number 1 2-Pentanone, 4-hydroxy-4-me.. Concentration Rank 1

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

6.15 13.67 ug/1 1514230 1,4-Dichlorobenzene-d4 11.38

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 59 2 2 Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 45 3 A etic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 28 4 2 -Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 28 Abundar ce Scan 523 (6.152 min): 10208.D (-514) (-) m/ z 43.10 100.00% 43 59 5000

101 — । । . . । . 580 6.00 6.20 6.40 64 69 77 83 |

mlz-> . .......... 10 20 30 34 4 40 . 48 53,, Ff-ua"ri 50 60 |1i । 1 | >■ • ■| 70 80 90 «lr. . . । . 100 110 m/ Z 59.10 51.30% Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 5.80 6.00 6.20 6.40 m/z 58.05 18.92% 15 101 ——————— 29,31 ,38,1, Ii ' I 53MIl, fr ' 83 r1 ' 1 ' i . ' ' nIauaIi | m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 ' i ' 1 1TTTTT 5.80 6.00 6.20 6.40 5000 59 m/Z 101.10 17.71%

23 — 93 101 iz-> .......... 10 20 29,3130 ■ 38,4 40 । 50 ' I ' 60 70 83 i ' ■ ' ■ i ' 1 ■ ' i ■ ' ' 80 । ' i ' ' ■ ' i ■ ‘ ' ■ I ' 90 100 110 Abundance #109590: Acetic acid, 1,1-dimethylethyl ester — ———————————— 43 580 6.00 6.20 6.40 m/z 41.10 7.49%

5000 57

101 29 15 1 10111139, — 51 .'I'. ' ' ' I 73 ' 1 ' ' I ' ' 1 ' . ' 1 1 1 1 1 ' ' ' I ' TPT//I TTT Tl/z-> 10 20 30 40 50 60 70 80 90 100 110 5.80 6.00 6.20 6.40

10208.D SCAN020507.M Tue May 14 14:22:30 2002 Page 3

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