Volatile organic compounds analysis results, March 21, 2002

NYC 9/11 Public Portal Document

Data File : C:\HPCHEM\1\DATA\02mar21\6586.D Vial: 17 Acq On : 22 Mar 2002 4:36 am Operator: 201-wb Sample : nyc Inst : GC/MS Ins Mise : March 21, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP031802.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L Peak Number 1 3-Cyclobutene-l,2-dione, 3,4-d Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 15.77 0.03 ug/L 17367 1,4-DIFLUOROBENZENE 15.10 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 3-Cyclobutene-l,2-dione, 3,4-dihydr 114 C4H204 002892-51-5 3 2 2,4-Imidazolidinedione, 3-methyl- 114 C4H6N2O2! 006843-45-4 3 3 1-(Propenylthio)prop-l-ene 114 C6H10S 000000-00-0 3 4 Ethyl diazoacetate 114 C4H6N202!000623-73-4 2 Abundance Scan 692 (15.766 min): 6586.D (-) m/z 114.05 100.00% 1 4

5000 63 43 88 ' i 1 ■ ■ ■ i ‘ ' r I 1 1 1 1 I ' ' '1 1 r 15.40 15.60 15.80 16.00 i ■ ■ ■ ‘ i • ■ ■ ■ i ‘ ■11' ■ ■ ■ i ‘ ■ i ■ ■ ■ ■ i ■ ■ * i 1 • • * । ■ * ■ * i • m/z 62.95 34.52% m/z--> 20 30 40 50 60 70 80 90 100 110 120 Abundance #64087:3-Cyclobutene-1,2-dione, 3,4-dihydroxy- 29 58

5000 114 15.40 15.60 15.80 16.00 m/z 88.00 26.90% ............................... 68 86 N i ■ ■ 1 1 i 11 ‘ ' i' *1 ' i ' ' ' ■ i'1 ‘ ■ i ' m/z—> 20 30 40 50 60 70 80 90 100 110 120 Abundance #64088:2,4-Imidazolidinedione, 3-methyl- 1 4 ' i 1 *'* 1 * * ■ ■ i ■ ■ ■ ■ i '

15.40 15.60 15.80 16.00 58 m/z 43.05 25.32% 5000

86 42 ri ‘ ‘ 71 ‘ i ‘ ‘ ■ i ■ i ■ ■ ■ ■ i ■ • ■ ■ i ■ ■ ’“n m/z~> 20 30 40 50 60 70 80 90 100 110 120 Abundance #2940:1-(Propenylthio)prop-1-ene 1 4 TT T Tr 41 15.40 15.60 15.80 16.00 99 m/z 44.00 5.82%

5000 MMWWWMw 47 59 73 85 i'1'' i " '1 r ' ' ■ i ■ ■ m/z-> 20 30 40 50 60 70 80 90 100 110 120 15.40 15.60 15.80 16.00 ' '

6586.D HP031802.M Fri Mar 22 05:15:37 2002 Page 1

NYC-WTC_000022192