GCMS analysis results for sample AE10810, May 2002

NYC 9/11 Public Portal Document

• Data File : C:\MSDCHEM\1\DATA\051402\10810.D Vial: 20 Acq On : 15 May 2002 5:50 am Operator: Mclean Sample : 5/7 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 3 2-Pentanone, 4-hydroxy-4-me... Concentration Rank 1

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

5.97 14.04 ug/L 13222000 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 -Pent anone, 4 -hydroxy-4 -me thyl- 116 C6H1202 000123-42-2 78 3 2-Pentanone, 4 -hydroxy-4 -me t hyl- 116 C6H1202 000123-42-2 59 4 Acetic acid, 1,1-dimethylethyl e... 116 C6H1202 000540-88-5 25 Abundance Scan 492 (5.970 min): 10810.D (-484) (-) m/z 43.10 100.00% 43

5000 59 1 I ' ' ' 1 1 1 1 1 ' ) . . । I r I I | I

101 69 77.83 , | H7 125 560 5.80 6.00 6.20 6.40 ...................... .. 53, m/z 59.10 38.29% Ot ■ । ■ । 1 ■ i ‘ । । 1 1 ‘ 11 1 PTTH+ ' I I I I I I I I >> I I > ■ ■ I I I ■ I I I I I Ia i 1 1 I 1 1 1 ' I —

/z—> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109755: 2-Pentanone, 4-hydroxy-4-methyl- 43

5000 । | [ T ■ 1 ■ [ T I , , , . | | ! 59 5.60 5.80 6 00 6.20 6.40 m/z 5 8.10 20.53% 15 31 101 83 , | Ol ,, | I, । 2511, 371 , , , 53,, ■— i I i i | 1 i | i | rH 1 i । i i 1 I pi 1 1 1 । 1 1 1 1 । 1 1 1 1 । i r

m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #109756: 2-Pentanone, 4-hydroxy-4-methyl- 43 ....... .. ........ । | । • 1 । | 1 I II | f l" r i | fnr | I 560 5.80 6.00 6.20 6.40 5000 59 m/z 101.10 15.23%

M A, 101

01 .......... 25,31 37 h +TTPTH I 1 ' ' ' 1 1 ' 1 1 1 83 1 ■ 1 ■ 1 1 1 1 1 ■ 1 1 1 1 1 1 1 1 1 93 । 1 ' 1 ■ 1 1 1 1 1 1 1 1 1 1 1 1 1 ' 1 1 1 1 1 ' 1 ‘ ■ T)/Z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 Abundance #5851:2-Pentanone, 4-hydroxy-4-methyl- 43 560 5.80 6.00 6.20 6.40 m/ z 41.15 6.52%

5000 59 101 27 37 53 67 77 8,3 91 , | 0 ,. .................. . ,Tii,i| +r TIT ■ : ■ ■ 'I | । ii । । 11 --4- m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 5.60 5.80 6.00 6.20 6.40

10810.D 050102.M Thu May 16 12:39:23 2002 Page 7

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