VOC analysis results, sample AE02089, Feb 7 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\HPCHEM\1\DATA\0 2 FEBO 6\2 0 9 0.D Vial: 4 Acq On 6 Feb 2002 6:40 pm Operator: 201-wb Sample nyc Inst : GC/MS Ins — Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP013102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 5 Acetic acid, methyl ester Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T.

16.54 0.06 ug/L 53617 1,4-DIFLUOROBENZENE 15.10

Hit# of 5 Tentative ID MW MolForm CAS# Qual — 1 Acetic acid, methyl ester 74 C3H602 000079-20-9 5 2 Azetidine, 1-methyl- 71 C4H9N 004923-79-9 5 3 Azetidine, 2-methyl- 71 C4H9N 019812-49-8 4 4 N-Nitrosodimethylamine 74 C2H6N20 000062-75-9 4 Abundance Scan 726 (16.540 min): 2090.D (-) m/z 43.05 100.00% 40 8000 74

6000 71 ■MM

4000 3941 16.20 16.40 16.60 16.80 59 i ■ ■ ■ ■ i ■ ■ ■ ■ i1 ■ ■11 ■ ■ ■ ■ i ■ ■1 ■ I -p-n-rp-r m/z 74.05 74.96% ■n/z—> 20 25 30 35 404550556065 70 75 80 Abundance #62548: Acetic acid, methyl ester 40

5000 16.20 16.40 16.60 16.80 74 m/z 71.05 51.06% 41 1451 ■ ■ ■ ■ i ■ ‘1 ■ i ■ ■ ■'59i ■ ■ ■ ■ i ■ ■' ■ i'' ' • • i ■ ■ ■' i ■ ■ ■ ■ i ■ ■ • ■ i ■ ■ ■ ‘ i11 I '' ■ ■ i ''

20 25 30 35 40 4550556065 70 7580 Abundance #246: Azetidine, 1-methyl- 33 42

16.20 16.4o' 16.60 16.80 " ' ' 56 m/z 44.00 42.06% 5000

27 44 71 M—W I ■ ■ ■ ■ । ■ ■ ■ ■ । ■ i ‘ ‘ ■ • i 1**********i 1111'111111 nz—> 20 25 30 35 40 45 50 55 60 65 70 75 80 Abundance #245: Azetidine, 2-methyl- 71 16.20 16.40 16.60 16.80 m/z 41.05 41.49% 42 5000 56 amof 30

n/z—> 20’ 25 ’' 30 ■11 • ■ 35 40 Ma.. 45 50 55 1 ■ ■ i ■' ■ ■ i ■ 60 65 mm 70 75 80 16.20 16.40 16.60 16.80 ‘

2090.D HP013102.M Wed Feb 06 21:17:06 2002 Page 5

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