Volatile organic compounds blank analysis results, March 22, 2002

NYC 9/11 Public Portal Document

Libi a -y Search Compound Report Data File : C:\HPCHEM\1\DATA\O2mar22 6799. D Vial: 11 Acq On : 23 Mar 2002 1:00 am Operator: 201-wb Sample : nyc Inst : GC/MS Ins Mise 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-Hexanone, 2-methyl- Concentration Rank 1 R.T. EstConc Area Relative to ISTD R.T. 15.73 0.03 ug/L 13993 1,4-DIFLUOROBENZENE 15.09 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 3-Hexanone, 2-methyl- 114 C7H140 007379-12-6 4 2 1-(Propenylthio)prop-l-ene 114 C6H10S 000000-00-0 3 3 2,4-Imidazolidinedione, 3-methyl- 114 C4H6N2O21 006843-45-4 3 4 3-Cyclobutene-l,2-dione, 3,4-dihydr 114 C4H204 ______ 002892-51-5 2 Abundance Scan 691 (15.732 min): 6799.D (-) m/z 114.15 100.00%| 1 4

5000 63 ‘111/1/1/6/1,1 50 ‘*!**‘‘I 15.40 15.60 15:80 16.00 44 1’1’11111 m/z 62.95 32.20% m/z~> 30 40 50 60 70 80 90 100 110 120 Abundance #64192:3-Hexanone, 2-methyl- 43 71

5000 i ■ ■ 1 ■ i ■' 1 ' i 15.40 15.60 15:80 16.00 | 114 m/z 49.95 26.79%

m/z-> 30 40 +55 50 — 60 — 70 80 86 90 99 100 110 120 1 i ■ ■ ■ ■ i 1 ' 1 1 I ' 1 1 1 I '

Abundance #2940: 1-(Propenylthio)prop-1-ene 1 4 41 99 • ■ i ■ ■ ' ' i ■ ‘ ' i ■' ' ‘ i ■ ■ ■ ' i 15.40 15.60 15.80 16.00 5000 m/z 44.00 12.70%

59 85 M-MWAwo 47 I i ' ■ ■ ■ i ■ ■ 4l • ■ • • i • ■ i 1 ■ • • i 1 1 ' 1 1 1 1 ' ' i '' rn/z--> 30 40 50 60 80 90 100 110 120 Abundance #64088:2,4-Imidazolidinedione, 3-methyl- 1 4 15.40 15.60 15.80 16.00

58 5000

86 42 71 i ■ ■ 1 1 i ■ ■ ■ ' 1 1 m/z-> 30 40 50 60 70 80 90 100 110 120

6799.D HP031802.M Sat Mar 23 01:39:33 2002 Page 1 NYC-WTC_000022284