GCMS calculation results for sample AE11602, May 2002

NYC 9/11 Public Portal Document Library searen compound Report Data File : C:\MSDCHEM\1\DATA\052802\11602.D Vial: 8 Acq On : 28 May 2002 8:00 pm Operator: McLean Sample : 5/24 ad re-ext Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 2 1-Hydroxy-2-butanone Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T. 3.78 0.77 ug/L 502869 1,4 -Dichlorob'enzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 1-Hydroxy-2-butanone 88 C4H802 005077-67-8 3 2 Propiolonitrile 51 C3HN 001070-71-9/3 3 Methane, chlorodifluoro- 86 CHC1F2 000075-45-6 2 4 3-Aminopropionitrile 70 C3H6N2 000151-18-8 2 Abundance Scan 119 (3.779 min): 11602.D (-117) (-) m/z 88.00 100.00%

AM 83 4851

58 5000 42 70 83

35 1 1, 340 3.60 3.80 4.00 4.20 01mMTTTTTTT TT -rrrp-r ' I “ ' ‘ l'' " TTTTp-rrrpr m/z 51.10 81.66% m/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #477:1-Hydroxy-2-butanone 29 57

5000 340 3.60 3.80 4.00 4.20 m/z — 48.10 80.09% 26 Of Tpuudunthtun 15 20 .712,36394245.5053,1 ,60 69 73 TmmumRTgT | miz-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #12371: Propiolonitrile 51 ’IaBFdIV44II4.u 3.40 3.60 3.80 4.00 4.20 5000 m/z 58.10 52.35%

Of TTp-r +12.18,428,32.138,+4447. l. ‘ 'I | ■ ■ ■ • | ‘ ‘ ' I' ‘ ‘ I “ "I ‘ ' I ‘ l' “ miz-> 5 10 15 20. 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #111064: Methane, chlorodifluoro- 51 3.40 3.60 iso' 4.00 4.20 m/z 83.00 46.09% 5000-

67 13 19 24 2831 3538 43 47 , 0- ‘ ■ i ■ ■ ■ ■ i ■1 ■ ■ i ■ ■ “Hptm 11.1.11111II111I1 1.11111111 I 1 11I I 1I8588 111I1I1I ■ 11111

n/z—> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 3,40 3.60 3.80 4.00 4.20

11602.D 052202.M Thu May 30 10:38:02 2002 Page 5

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