VOC analysis results, sample AE02575, Feb 8 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File C:\HPCHEM\l\DATA\02f eb08\2575.D Vial: 5 — Acq On 8 Feb 2002 8:47 pm Operator: 201-wb — Sample nyc 524 Inst : GC/MS Ins— 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 4 2,4-Imidazolidinedione, 3-meth Concentration Rank 4 ~fis —= R.T. EstConc Area Relative to ISTD R.T. 15.79 0.03 ug/L 35684 1,4-DIFLUOROBENZENE 15.13 Hit# of 5 Tentative ID MW MolForm CAS# Qual — 1 2,4-Imidazolidinedione, 3-methyl- 114 C4H6N2O2 006843-45-4 3 — 2 1-(Propenylthio)prop-l-ene 114 C6H10S 000000-00-0 3 — 3 3-Cyclobutene-1,2-dione, 3,4-dihydr 114 C4H2O4 002892-51-5 2 —== 4 Ethyl diazoacetate 114 C4H6N2O2 000623-73-4 2 — Abundance Scan 684 (15.792 min): 2575.D (-) m/z 114.05 100.00%| — 1 4

5000

9 63 50 57 88 15.40 15.60 15.80 16.00 16.20 40 J_ L_L m/z 63.05 21.11% m/z—> Abundance 20 30 40 50 ■ ■ i ■ ' ■ ■ i ■ ■ ‘ ■ i ■ ■ 60 70 80 #64088:2,4-lmidazolidinedione, 3-methyl- 90 i ' ■ ■ ■ i ' ■ ■ 100 ■ i ' 110 120 N 1 4 -i-

=i 58 5000 15.40 15.60 15.80 16.00 16.20 86 m/z 57.05 16.98% ........ /........ 42 71 1**I TIt ‘ I ' * • । ■ ' ■ ■ । ■ 1 । ■ ' 120 ' ■ito mz-> 20 30 40 50 60 70 80 90 100 110 • । oil Abundance #2940: 1-(Propenylthio)prop-1-ene 41 1 4 99 15.40 15.60 15.80 16.00 16.20 5000 m/z88.10 16.64%

85

mz-> ... .47 9, 20 30 40 50 60 ■ i ■ ■ ■ ■ i 1 80 90 ' 100 110 ' ‘ i ■ ■ 120 Abundance #64087:3-Cyclobutene-1,2-dione, 3,4-dihydroxy- 29 58 15.40 15.60 15.80 16.00 16.20 m/z 50.05 12.09%

5000 114

...... 11 41........ i • ■ ■ ■ i ■ ' ■■l'■ ' ’ i ■ ■ 68 86 i ' ■ ■ ■ i ■ ■ ■ ■ i ■ ■ 1 ' i ■ ' ■ ■ i ■ ' ' ' i ■ -ohdd niz—> 20 30 40 50 60 70 80 90 100 110 120 15.40 15.60 15.80 16.00 16.20

2575.D HP020502.M Fri Feb 08 21:27:47 2002 Page 4 -mmin . am NYC-WTC_000019613