Volatile organic compounds blank results, Feb 28 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\02FEB27\3920.D Vial: 6 Acq On : 27 Feb 2002 8:58 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\HP022702.M (RTE Integrator) Title : VOCS BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 1 Benzene, 1,4-difluoro- Concentration Rank 2

R.T. EstConc Area Relative to ISTD R.T. 15.82 0.05 ug/L 88959 1,4-DIFLUOROBENZENE 15.15 Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 87 2 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 87 3 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 87 4 2,4-Imidazolidinedione, 5-methyl- 114 C4H6N2O2 000616-03-5 9 Abundance Scan 696 (15.817 min): 3920.D (-) m/z 114.05 100.00% 1 4

5000

50 57 ___ 63 88 byl 15.60 15.80 16.00 16.20 — .70 75 81 94 -n-p-r ' i ■ 1 ' ■ i ■ ■ ■ ■ i ' m/z 63.05 23.40% ■ i ■ ■ ■ ■ i ■ m/z-> 30 40 50 60 70 80 90 100 110 120 Abundance #64097: Benzene, 1,4-difluoro- 1 4

5000 15.60 15.80 16.00 16.20 63 m/z 88.10 20.37% 88 50 57 -- ' i ■ 75 81 94 ■ • ■ i'1 ■ -PPP I

m/z-> 30 40 50 60 70 80 90 100 110 120 Abundance #2863: Benzene, 1,2-difluoro- 1 4

15.60 15.80 16.00 16.20 5000 m/z 56.95 13.47%

63 88 94 m/z-> 30 40 50 60 701 5.81 80 - 90 100 110 i

120 Abundance #2865: Benzene, 1,3-difluoro- I i I 114 15.60 15.80 16.00 16.20 m/z 50.05 12.11%

5000 63 88 50 57 94 75 81

m/z-> 37 T-p-r-rH-p-r 30 40 H 50 60 I 70 80 - 90 100 110 i

120 / 15.60 15.80 16.00 18.20

3920.D HP022702.M Thu Mar 07 17:30:47 2002 Page 1

NYC-WTC_000020724