GCMS analysis results for sample AE11417, May 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052002\11417.D Vial: 7 Acq On : 20 May 2002 6:10 pm Operator: Mclean Sample : 5/16 eh 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 2 2,7-Octanedione Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 3.73 0.63 ug/L 522850 1,4-Dichlorobenzene-d4 9.93 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 2,7-Octanedione 142 C8H14O2 001626-09-1 A 2 Ethyl Chloride 64 C2H5C1 000075-00-3/4 3 4-Penten-2-one 84 C5H80 013891-87-7 3 4 Hexane, 1,1'-oxybis- 186 C12H260 000112-58-3 2 Abundance Scan 110 (3.725 min): 11417.D (-95) (-) m/ z 43.10 V00.00% 43

5000 MAk—M/WW woupoy 84 ' ’ ‘ I 1 1 ' 1 I ' ‘ ' I ' ' 1 1 1 1 1 1 1 I 51 63 3.40 3.60 3.80 4.00 o+ -3444+ 1 I, 10000113 / m/z 49.10 39.09% m/z-> Abundance 10 20 30 40 50 43 60 70 80 90 100 110 120 130 140 150 #7001:2,7-Octanedione "hw"Uy, 5000 3.40 3.60 3.80 4.00 58 84 m/z 84.00 20.15% —71 99 109 142 O+ 1 I 11'1 I 1 1 1 1 I 1 1 1 ■ I 11 1 ■ I 1 1 — rl " 1 141’1 1ttr 1 i 124 ■ 1 ■ 1 i 1 1 ■ ■ i1 ■1' i ' 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Abundance #107943: Ethyl Chloride 23 ■ • > I 1 ■ 1 ■ I ■ • ■ • I 1 1 I I l I 1 1 I 3.40 3.60 3.80 4.00 64 5000 m/z 86.00 16.26% 49 35

n/z-> 15 01 ...... i1'1 I' 1 10 20 30 I 440 50 60 70 80 90 100 110 120 130 140 150 ' i 1 1 ' 1 i ‘ 1 1 ' i ' ■ 1 ■ i ■ 1 1 1 i ■ ' 1 1 i 1 ■ ■ 1 i 1 ' 1 ' i 1 1 ' ■ i 1

Abundance #4029:4-Penten-2-one "''1*'''I++4*1**I1''III 43 3.40 3.60 3.80 4.00 m/z 83.00 9.97%

5000

15 ....... | 27 1 50 69 84 0 1' i 1 ' r ■ i1 +rp ' ''111 1TTTTTTT TTPTTTTTTTTTTTTTT /amesma,id MAAPra, 4, , Mm /z-> 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 3.40 3.60 3.80 4.00

11417.D 050102.M Thu May 23 10:45:16 2002 Page 5

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