VOC analysis results, sample AE02575, Feb 8 2002

NYC 9/11 Public Portal Document DGaL’ii ~IUp/tl1t APV - -i Data File C: \HPCHEM\ 1 \DATA\ 0 2 f ebO 8 \2 0 8 9D. D Vial: 3 _ Acq On 8 Feb 2002 7:21 pm Operator: 201-wb — Sample nyc 524 dup Inst : GC/MS Tna. Mise Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP020502.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 5 Butanoic acid, methyl ester Concentration Rank 3

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

16.54 0.05 ug/L 52924 1,4-DIFLUOROBENZENE 15.13 Hit# of 5 Tentative ID MW MolForm CAS# Qual —

1 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 74 2 1-Butanamine, 3-methyl- 87 C5H13N 000107-85-7 9 3 3-Pyrrolidinol 87 C4H9NO 040499-83-0 9 4 Acetic acid, methyl ester 74 C3H602 000079-20-9 5 ■ «*i

Abundance Scan 727 (16.541 min): 2089D.D (-) m/z 43.05 100.00% 43 -l -alt 8000 74

6000

4000 T T A ’ • I 118

miz-> 10 20 30 —l ....... j ....... I 40 50 59 • ■ i ■ ■ ■ 1 f ' ■ ■ ■ I ■ 60 70 80 ■ 1 i ■ • 87 i ' ■ ■ ■ i ■ ■ ■ ■ i 90 100 110 16.20 16.40 16.60 16.80 m/z 74.05 77.93% Abundance #63493: Butanoic acid, methyl ester 43 74

5000 27 16.20 16.40 16.60 16.80 “ ‘ ‘ 15 59 m/z71.05 55.40% 87 33 102 + 1 • I ■ ■ ■ ■ i ‘ ■ ■ • i 1 ■ ■ • i • • i ■ • ■ ■ 1 . 1 ■ ■ । > i — nz-> 10 2030405060 70 8090 100 110 ua. Abundance #763:1-Butanamine, 3-methyl- 33

16.20 16.40 16.60 16.80 " ' ' 5000 m/z41.05 43.19% - miin MB 15 L 4155 ........ 70......... 87 ................ ■ • ■ i 1 1 ■ ■ i ■ ■ ■ ■ i ■ ■ ■ ■ I ■ ' ■ ■ i ■ ■ ' ' i ■ ■ • ■ i ' ' • ■ i ^-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #752:3-Pyrrolidinol 43 16.20 16.40 16.60 16.80 " ' ' m/ z 39.95 37.71%

5000

57 87 AM 68

n/z-> ‘ ■ i 10 ' ■ ■ ' i ■ ' ' ■ I ■ 1 ■ ' i 20 30 40 ori Ihopr 50 60 H 70 80 1111111/ 90 100 110 ■ ■ i ■ ■ ■ 1 i ■ 1 ' 1 I ■ ■ ■ ■ i ‘ ■ 1 ' i ‘ 16.20 16.40 16.60 16.80

2089D.D HP020502.M Fri Feb 08 20:02:47 2002 Page 5 —

NYC-WTC_000019599