Volatile organic compounds blank results, Mar 1 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C:\HPCHEM\1\DATA\02MAR01\04379.D Vial: 22 Acq On : 2 Mar 2002 3:46 am Operator: Sample : nyc Inst : 210 Mise : March 1, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP021102.M (RTE Integrator) Title : VOCs BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 Benzene, 1,4-difluoro- Concentration Rank 1

R.T. EstConc Area Relative to ISTD R.T. 16.37 0.04 ug/L 13630 1,4-DIFLUOROBENZENE 15.58 Hit# of 5 Tentative ID MW MolForm CAS# Qual l Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 59 2 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 59 3 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 59 4 2,4-Imidazolidinedione, 5-methyl- 114 C4H6N2O2 000616-03-5 9 Abundance Scan 1158 (16.366 min): 04379.D (-) m/z 113.95 100.00%

M 114 8000 6000 4000 63 88 2000 44............57 |....... 74.............. |.............................. 1............ m/z 63.00 20.47% miz-> 30 35 40 45"50"5560"65"7075"80"85"9095100 165 110 115 120 ‘' Abundance #64097: Benzene, 1,4-difluoro- 114 8000 6000 4000 16.00 16.20 16.40 16.60 ‘ ‘1' m/z 88.05 18.40% 2000 — 63 88

m/z-> ............ 30"35 40 5077 1............. ............... ■ 45 50 55 80 65 70 75 80 85 90’95’100 165 1lo 115 120" Abundance #64096: Benzene, 1,2-difluoro- 114 8000 6000 16.00 16.20 16.40 16.60 111 m/z 114.75 10.83% 4000 2000 63 88 37 50 7 75 lAA).... 94___________ m/z-> 30 35 40 45 50 55 #64098: 60 65 Benzene, 85 90’ 95100 105 110 115 120’’ 70 75 801,3-difluoro- Abundance 114 16.00 16.20 16.40 16.60 " 1 ■ 8000 m/z 73.95 10.46% 6000 J 4000 2000 57 63 88 50 37 68 75 1 94 .1 TT n/z—> 30 35 40 45 50 55 66’65 70 75 80 8590’95’100 165 110 115 120 ‘ ‘ ‘ 16.00 16.20 16.40 16.60

04379.D, HP021102.M Mon Mar 04 14:24:47 2002 Page 3

NYC-WTC_000020799