Volatile organic compounds blank results, Feb 28 2002

NYC 9/11 Public Portal Document

Library Search Compound Report

Data File : C: \HPCHEM\ 1 \DATA\ 0 2 FEB2 8\03924.D Vial: 20 Acq On : 1 Mar 2002 12:04 am Operator: Sample : nyc Inst : 210 Mise : February 28, 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 2 Benzene, 1,4-difluoro­ Concentration Rank 5

R.T. EstConc Area Relative to ISTD R.T.

16.34 0.03 ug/L 7362 1,4-DIFLUOROBENZENE 15.58

Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 59 2 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 59 3 2,4(1H,3H)-Pyrimidinedione, dihydro 114 C4H6N2O2 000504-07-4 9 4 2,4-Imidazolidinedione, 5-methyl- 114 C4H6N202 000616-03-5 9 Abundance Scan 1155 (16.344 mln): 03924.D (-) m/z 114.05 100.00% 1 4

5000 63 16.00 16.20 16.40 16.60 —mt । 44 50 57 ■ 78,.. ■ T 9 1 m/Z 63.05 34.35% miz-> 20 30 40 50 60 70 80 90 100 110 120 Abundance #2864: Benzene, 1,4-difluoro- 1 14

5000 63 16.00 16.20 16.40 16.60 m/Z 88.15 18.85% 50 57 88 37 — 81 94 ' i ■ ■ ‘ ■ i ■ ■ i ■ • 1 --------- m/z-> 20 30 40 50 60 70 80 90 100 110 120 Abundance #2865: Benzene, 1,3-difluoro- 1 4 ■ ■ i • ■ • * i * 16.00 16.20 16.40 16.60 m/Z 115.05 16.02% 5000 63 88 . 50 57 75 81 94 m/z-> 20 ■ i • ■ ■ ■ i 30 %740. 150.,,60, ll 4 I ’ * * ‘ I ’ ' 70 80 ---------- t 90 100 110 120 Abundance #2829:2,4(1 H,3H)-Pyrimidinedione, dihydro- II‘III1 1 14 16.00 16.20 16.40 16.60 m/Z 57.05 13.93%

5000 42 30 71 N

rn/z-> —TT 20 -- 30 40 — 50 9 60 70 80 86.... 90 100 110 i 120 16.00 16.20 16.40 16.60

03924.D HP021102.M Fri Mar 01 11:18:17 2002 Page 2 NYC-WTC_000020631