VOC analysis results, sample AE02575, Feb 8 2002

NYC 9/11 Public Portal Document

Data File C:\HPCHEM\l\DATA\02FEB08\2577.D Vial: 7 Acq On 8 Feb 2002 10:14 pm Operator: 201-wb Sample nyc 524 Inst : GC/MS Ins Mise Multiplr: 1.00 MS Integration Params: RTEINT.P Quant Method : C:\HPCHEM\1\METHODS\HP021102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L Peak Number 1 Urea, ethyl- Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T. 15.77 0.04 ug/L 43570 1,4-DIFLUOROBENZENE 15.11 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Urea, ethyl- 000625-52-5 4 88 C3H8N20 2 1-(Propenylthio)prop-l-ene 000000-00-0 3 114 C6H10S 3 2,4-lmidazolidinedione, 3-methyl- 114 C4H6N2O21 006843-45-4 3 4 1,4-Butanediamine 88 C4H12N2 ______ 000110-60-1 3 Abundance Scan 682 (15.773 mln): 2577.D (-) m/z 114.15 100.00% 1 4

5000 - 63 88 15.40 15.60 15.80 16.00 50 m/z 63.05 28.89% 1 P ■1 ■ i ■ ■ ■ ■ i ■' ■' i1 ■ ■ ■ I'1 ■ ■ i ■ ■1' I ■'1 ■ i' ■ ।• • •■ । ■ i • ■ ■ i ■ ■ m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #789: Urea, ethyl- 30 44 73 88 5000 15.40 15.60 15.80 16.00 m/z 88.10 27.59%

m/z-> 10 —7 L 20 30 ‘ ' I 40 50 56 60 70 80 171111111111116’111 90 100 110 120 Abundance #2940: 1-(Propenylthio)prop-1-ene 1 4 41 99 15.40 15.60 15.80 16.00 5000 m/z 50.05 14.45% N 59 73 85 1 I ' ' 1 1 i ‘ ■ i ■ • ' ' i ■ ■ |l‘ । ■ ■ • • । • • > ■ । '1I' 'T' ' ' '‘I ' ' " I ' 9’1 m/z-> 10 20 30 40 50 60 70 80 90 100 110 120 Abundance #64088:2,4-lmidazolidinedione, 3-methyl- —PPPPP • * । • * * * । * 1 4 15.40 15.60 15.80 16.00 m/z 57.05 12.83% 58 5000

86

m/z-> 42 ' i ■ ■ ■ ■ i ■ ■ ‘' i ■ ■' ■ i ■ ■ ■ ■ i ■ 10 20 30 40 50 71 ri ■ ■ ‘' i ■ ■ ■ ■ i ■

60 70 80 TIT 90 i ■ ■ ■ ■ i 100 110 120 ... .4 15.40 15.60 15.80 16.00

2577.D HP021702.M Wed Feb 20 16:32:53 2002 Page 1

NYC-WTC_000019629