GCMS analysis report sample AE09517, May 23, 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052102\9517.D Vial: 13 Acq On : 21 May 2002 11:07 pm Operator: Mclean Sample : re-extract 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 10 Krypton Concentration Rank 11

R.T. EstConc Area Relative to ISTD R.T. 4.52 0.40 ug/L 273793 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qua! 1 Krypton 84 Kr 007439-90-9 /9 2 Imidazol, 4-fluoro- 86 C3H3FN2 030086-17-0 4 3 Piperidine, 1,1'-dithiobis- 232 C10H20N2S2 010220-20/9 4 4 2-Chloroethanol 80 C2H5C10 000107-07-3 2 Abundance Scan 245 (4.519 min): 9517.D (-244) (-) m/z 86.00 00.00% 85 49

5000 36 83 42 • ■ • । ■ ■ ■ ■ । ■ • ■ ■ ।■ i ■1 ‘ • i 44 47 । 58 4.20 4.40 4.60 4.80

n/z-> 0- +40.4771 ■ ■ i ■ • ■ ■ i 30 35 40 45 -------PPPI T 50 55 60 65 70 75 80 85 ‘ ‘ I ‘ 90 ‘ • l ‘ 95 m/z 84.00 88.27% Abundance #33829: Krypton 84

5000 ■ ■ 1 i ' ■ ■ ■ i ■ • ■ ■ i • ■ ■ • i ' • t 4.20 4.40 4.60 4.80 42 82 m/z 49.10 78.10% 0- ■ • । • • • • । । > 111111 • > । ----- T ‘ ' I ' ' ' ‘ I ■ miz-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #34862: Imidazol, 4-fluoro- 85 ■ ■ ■ i ■ ■ • ■ i ' ■ ■ 1 i • • ' ■ i ■ • ■ ■ i 4.20 4.40 4.60 4.80 5000 m/z 83.00 26.47%

59 0- T1-TTITT ■ ■ i ■ ■ • ■ i ■ ■ ■ ‘ i ■' • ■ i' 1 ■ ■ i 1 ■ ■ i ' m/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #33817: Piperidine, 1,1’-dithiobis- 1 ■ i ■ ' ‘ 1 i ■ ■ ■ • I ■ ■ * ■ i ■ ‘ ■ i 84 4.20 4.40 4.60 4.80 m/z 36.05 23.86% 55 5000 41 44 81

m/z-> 0 'P .'.I.., 11 30 35 40 "IT 45 50 55 60 +649, 65 70 75 80 85 90 p'.'p 95 • ' i 1 ■ ‘ 1 i ■ ■ ■ ■ i ■ • ■ ' i ■ ' ■ ■ i 4.20 4.40 4.60 4.80

9517.D 052202.M Wed May 22 11:29:27 2002 Page 13

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