GCMS analysis results for sample AE11423, May 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File : C:\MSDCHEM\l\DATA\052002\11423.D Vial: 13 Acq On : 20 May 2002 11:03 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 1 Acetonitrile, dichloro- Concentration Rank 4

R.T. EstConc Area Relative to ISTD R.T. 3.59 0.33 ug/L 249812 1,4-Dichlorobenzene-d4 9.93 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Acetonitrile, dichloro- 109 C2HC12N 003018-12-0 90 2 Acetonitrile, dichloro- 109 C2HC12N 003018-12-0 64 3 Furan, 2-methyl- 82 C5H60 000534-22-5 9 4 2-Cyclopenten-l-one 82 C5H60 000930-30-3 9 Abundance Scan 87 (3,590 min): 11423.D (-82) (-) m/ z 74.00 100.00* 74 82 5000 47 38 3.20 3.40 3.60 3,80 4.00 Of ................................. .... ..................................... 1 ——— m/z 82.00 64.39% 113 1 1 । ' 1 1 1 । '1 1 1 । m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #28338: Acetonitrile, dichloro- 74

5000 82 3.20 A— 3.60 3.80 4.00 3.40 47 m/ Z 84.00 37.41%I 35 Of +1102....20 Li,30.., 40 14.... TII . 108 IIIIIIEIII ■n/z—> 50 60 70 80 90 100 110 Abundance #115342: Acetonitrile, dichloro- 74 35 3.20 3.40 3.60 3.80 4.00 5000 82 m/ Z 76.00 35.55%| 47

01 ' ' i ' ' ' 1 i । 1 1 1 i ' 1 1 — 'I 1 1 1 1 1 ' ■n-1 1 1 i r ■ ■ ' i 1 1 1 ' i ■ ' ' ■ i m/z-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #32366: Furan, 2-methyl- 82 3.20 3.40 3.60 3.80 4.00 m/ z 47.10 25.64% 53 5000 39 27 15 71 m/z—> 0 1 1 । 1 ''' 1 i 1 10 20। ' „I)301 1 '''40T'1 ‘ I11I1 j________________________________________ ■ ■ ■ I 1 ’ 1 ' J 70 80 9Q 100 110 3.20 3.40 3.60 3.80 4.00

11423.D 050102.M Thu May 23 10:49:42 2002 Page 4

NYC-WTC_000025487