GCMS analysis results for sample AE11930, June 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\1\DATA\052302\11930.D Vial: 10 Acq On : 23 May 2002 5:18 pm Operator: Mclean Sample : 5/22ad 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 4 Thiophene Concentration Rank 4 R.T. EstConc Area Relative to ISTD R.T. 3.83 2.30 ug/L 1352590 1,4-Dichlorobenzene-d4 9.90 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Thiophene 84 C4H4S 000110-02-1 / 2 Krypton 84 Kr 007439-90-95 3 2-Amino-oxazole 84 C3H4N20 1000144-6440 4 4 Thiophene 84 C4H4S 000110-021 4 Abundance Scan 128 (3.831 min): 11930.D (-126) (-) m/z 84.00 100.00% 84

5000 48 70 87 36 44 58 3.40 3.60 3.80 4.00 4.20 ob ■ i “ ■ ■ i • ■ ■ ■ i" " ( ।!!|..I।|J — “ i ■ ■1 • । ।11 ■ ■ ■ i ■ ■ ‘ ■ i " t ■11" ■ ■ i ■ m/z 70.00 29.80% n/z-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #116584: Thiophene 84 58 45 5000 i ■ ■ ■ ■ i • ■ • ' i 1 ■ > t ‘ 11 T | l l l

39 3.40 3.60 3.80 4.00 4.20 m/z 87.00. 28.37%

n/z—> Abundance Ob- TT-p- .7.2.391 42 11111111111 .. +++ 81 . 1 72 p lik —PIpm 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 50

#33829: Krypton 69, +87- to. 4 84 1 —1 3.40 3.60 3.80 4.00 4.20 5000 m/z 86.00 27.36%

42 80 ob 111 ■111 ■" ■ i ■1 • ■ i * mmmmmmmmp " i •" ■ i1 m/z-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #33688: 2-Amino-oxazole I ‘ ' I ‘ ‘ ‘ 1 ' ‘ 1 1 I 1 1 ' ' 1 1 1 1 84 3.40 3.60 3.80 4.00 4.20 m/z 48.10 24.79% 56 5000

31 42 53 A/M, 38 I H mH ob ■ I" ■ ■ i ■ ill - - I 1 ‘ | ‘ ■ |TI 1 I | I 1 I I | ■ I ■ | I I - mfe-> 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

11930.D 052202.M Wed May 29 09:50:18 2002 Page 7

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