VOC analysis results, sample AE02089, Feb 7 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File C:\HPCHEM\1\DATA\02FEB06\2 0 8 9.D Vial: 3 Acq On 6 Feb 2002 5:57 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 Formic acid, ethyl ester Concentration Rank 2

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

16.52 0.05 ug/L 28315 1,4-DIFLUOROBENZENE 15.11

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Formic acid, ethyl ester 74 C3H602 000109-94-4 5 2 Acetic acid, methyl ester 74 C3H602 000079-20-9 5 3 l-Propanol, 2-methyl- 74 C4H10O 000078-83-1 5 4 Azetidine, 1-methyl- 71 C4H9N 004923-79-9 5 Abundance Scan 726 (16.523 min): 2089.D (-) m/z 43.05 100.00% 40 8000 74 71 6000 41 4000 39 59 ■ ■ i 1 ■ ■ ■ i ■ ■ ■ • i ■ ■ ■ ■ i ‘ ■ i 16.20 16.40 16.60 16.80 tn 1 ■ i ■ ■111 ■1 ■ ■ i ■' m/z 74.05 72.93% niz-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 Abundance #62549: Formic acid, ethyl ester 31

29 5000 16.20 16.40 16.60 16.80 45 m/z 71.05 65.86% 26 43 47 74

miz-> 15 ...... X +H 20 25 30 56 > > 11 > >1 j ■ 1111N 11 i ■ ■ ■ ■ i1 • ‘ • i ■ ■ ■ ■ i ■ ■ ■ ■ i ■ ................... 35 40 45 50 55 60 65 70 75 80 Abundance #62547: Acetic acid, methyl ester 40 16.20 16.40 16.60 16.80 5000 m/z 40.95 51.64%

74 2931 AE 59 /z-> 15 ..... 26.171..... 1 fa.......... 20 25 30 35 40 45 50 55 60 TT-n-n-p-r 65 70 75 I ‘ ' I ' ' 80 Abundance #62586:1-Propanol, 2-methyl- 40 16.20 16.40 16.60 16.80 ' ' ' 31 m/z 38.95 36.23% 5000 27 33

45 55 59 74 TTIf 11171111 11 ■ ■ ■ ■ i ■' ■' 111'11 ■ ■ ■11 ■ ■ ■ ■ i ■1 T-p-n-r-p-r ■ ■ i ‘ ' 1 ' i ■ 1 ' ' i 1 • ■ ■ i ■ ■ ■ ■ i n/z-> 15 20 25 30 35 40 45 50 55 60 65 70 75 80 16.20 16.40 16.60 16.80

2089.D HP013102.M Wed Feb 06 21:12:01 2002 Page 5

NYC-WTC_000019461