GCMS analysis results for sample AE09572, May 2002

NYC 9/11 Public Portal Document

'Data File C:\MSDCHEM\1\DATA\050902\9571.D Vial: 8 Acq On 9 May 2002 8:59 pm Operator: Mclean Sample 5/8 kb 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 1 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

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

5.99 13.65 ug/L 16386400 1,4-Dichlorobenzene-d4 9.94

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 72 3 2-Pentanone, 4-hydroxy-4-methyl- 116 C6H1202 000123-42-2 64 4 Acetone 58 C3H60 000067-64-1 32 Abundance Scan 495 (5.988 min): 9571 .D (-486) (-) m/z 43.10 100.00% 43

5000 59 J' 101 5.60 5.80 6.00 6.20 6.40

m/z-> Of ---34 10 20 30 40 mmok 50 53 , 60 ‘ i ‘ 69 77 83 , | ' 1 i ' ■ ' ' i • ' ■ ■ i 1 ' ' • i ‘ ‘ 1 ■ i ' 70 80 90 100 110 m/z 59.10 36.55% Abundance #109755:2-Pentanone, 4-hydroxy-4-methyl- 43

5000 59 amk. .... 5.60 5.80 6.00 6.20 6.40 m/z 58.10 22.49% 15 101 A miz-> Of ' ' i ifi 10 ■ , . 26.31, 38,4 +53+ 20 30 40 50 — 60 ———— 70 80 83 90 100 I 110 Abundance #109756:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 5000 m/z 101.10 14.92% 59

63 — 101| miz-> O+ — 10 .... 20 26,31. 30 ..38,4 40 —TT FTdm——83 50 60 70 80 93 **ET3T 90 100 110 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 5.60 5.80 6.00 6.20 6.40 m/z 41.05 6.09%

5000- 59 . 101 -

n/z-> 0 -44432384 10 20 30 40 48 53,. ——— 50 60 67 72 77 83 1 ■ ■

70 80 ’ 91 96, | 90 l 1,1

100 110 5.60 5.80 6.00 6.20 6.40

9571.D 050102.M Mon May 13 11:48:16 2002 Page 4

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