VOC analysis results, sample AE02575, Feb 8 2002

NYC 9/11 Public Portal Document Library Search Compound Report Data File C:\HPCHEM\1\DATA\02 febO8\2 3 8 6.D Vial: 4 Acq On 8 Feb 2002 8:04 pm Operator: 201-wb Sample nyc 524 Inst : GC/MS Ins — Mise Multiplr: 1.00 T MS Integration Params: LSCINT.P - -h - 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 4 - — R.T. EstConc Area Relative to ISTD R.T. - ■ idda ■mi 16.56 0.05 ug/L 52736 1,4-DIFLUOROBENZENE 15.13 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Butanoic acid, methyl ester 102 C5H10O2 000623-42-7 50 2 Furan, tetrahydro-2-methyl- 86 C5H10O 000096-47-9 9 3 Propanoic acid 74 C3H602 000079-09-4 5 4 1-Butanamine, 3-methyl- 87 C5H13N 000107-85-7 5 Abundance Scan 728 (16.558 min): 2386.D (-) m/z 74.05 100.00%| 43 74

- 5000 59 lift 87 16,20 16.40 16,60 16.80 ' ' i ' ' ‘ 1 i ' ' 1 ' i ’ ■ ' 1 i .. II.. ■ 1 i ■ ■ ■ • i • ■ ■ ■ i ' ■ ■ i • ■ ' ■ i ‘ ‘ i ' 1 ‘ 1 i m/z 43.05 98.05% mz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #63493: Butanoic acid, methyl ester 43 74 / 5000 A 27 16.20 16.40 16.60 16.80 ■ miki 15 59 m/z 71.05 66.08 87 33 102 nannm——mnmm — 1 ■ i ■ ■ ■ 1 i 1 ■ ' ' i ■ ■ ■ ■ i l। >'l ■ 1 • । I' i mz-> 10 20 30 40 50 60 70 80 90 100 110 Abundance #725: Furan, tetrahydro-2-methyl- 43 71

16.20 16.40 16.60 16.80 5000 27 m/z 41.05 53.39%

56 86

n/z-> n) 10 ...... 20 I1...... 30 38,40 ‘ ‘ | ’ • » • | 50 60 70 ' i ■ » ■ ■ | 80 । l 1 | 90 ' 1 rj । । । । | 100 110 Abundance #322: Propanoic acid 1 i ■ ■ ‘ ■ i ■ ■ ■ ■ i ■ 1 ■ 1 I ■ ' ■ ■ i ' 23 74 16.20 16.40 16.60 16.80 45 m/z 38.95 40.34%

5000 57

37— + ■ i ■ ■ ■ ■ i ■ 1 1 i ■ 1 ■ 1 i ■ 1 ' ■ i ■ ■ ■ ■ । ■ i ■ ' ' ' i 1 ' ‘ 1 i ‘ 1 ■ ■ I ■ ■ dm - niz—> 10 2 30 40 50 60 70 80 90 100 110 16.20 16.40 16.60 16.80

2386.D HP020502.M Fri Feb 08 20:44:31 2002 Page 5

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