GCMS analysis results for sample AE09574, May 2002

NYC 9/11 Public Portal Document . Data File C:\MSDCHEM\l\DATA\050902\9574.D Vial: 10 Acq On 9 May 2002 10:37 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 3 3-Oxetanol, 2,2,3-trimethyl- Concentration Rank 3

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

7.72 0.42 ug/L 451650 1,4-Dichlorobenzene-d4 9.94

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Oxetanol, 2,2,3-trimethyl- 116 C6H1202 025910-96-7 3 2 2-Hexanone, 5-methyl- 114 C7H140 000110-12-3 ? 8 3 5-Hexen-2-one 98 C6H10O 000109-49- 9 4 4-Penten-2-one, 4-methyl- 98 C6H10O 003744-02/ 9 Abundance Scan 791 (7.727 min): 9574.D (-781) (-) m/z 43.10 100.00% 40

5000 58 87 ■ ■ i - ■ ■ ■ । । ■ i 98 7.40 7.60 7.80 8.00 I’I’lI, 0- 1 1 1 1 1 1 1 I 1 1 1 1 I ■ ■36 1149.111113 ■I......... Ii m/ z 58.10 33.11% m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #5761:3-Oxetanol, 2,2,3-trimethyl- 43

5000 58 MWMwA) W ■ ■ ■ । ' ■ ■ ■ । ■ ■ ■ ■ । ■ 1 ■ ■ । ■ ■ ■ ■ । 7.40 7.60 7.80 8.00 29 71 m/z 87.10 18.99% 86 01 21 '' i ' 1'' i' ' 1 1.3711 +r 51. ,I, | 65 I 79.-— 98 ■ i 111 1 । ■ 1 ■ ■ । ■ ' ' ' i ' ' ' ' i ■ 1 1 ' i ' ( m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #109705:2-Hexanone, 5-methyl- 43 J ' ■ ■ i ■ ■ ■ ■ i ■ ■ ' • i ■ ■ ■ 1 i ■ ■ ■ ■ i 7.40 7.60 7.80 8.00 5000 m/z 41.10 12.68% 58 27 71 ........... Ji...... Il, 0- ’ II’TIIUSII IrIT TIT lTB—।—m———85mmTTHT 99 114 ■n/z-> Abundance 10 20 30 40

43 50 60 70 #5001:5-Hexen-2-one 80 90 100 110 120 WwLXWw 7.40 7.60 7.80 8.00 m/z 59.10 10.99%

5000 1 55 15 27 65 71 77 83 98 n/z-> 0 .... 10 1..... 20 1112871 30 40 —49 IT 50 . 60 -Hr 70 80 90 ------- ‘ ‘ I ' 1 1 ' I ‘ 100 110 120 ' I ' 7.40 7.60 7.80 8.00

9574.D 050102.M Mon May 13 11:49:48 2002 Page 6

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