DEP document fragment, February 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\02 febO 5\2085FB.D Vial: 12 cosilin - Acq On : 6 Feb 2002 2:16 am Operator: 201-wb Sample : 524 nyc field bl Inst : GC/MS Ins—is Mise : February 5, 2002 Multiplr: 1.00 MS Integration Params: LSCINT.P Quant Method : C:\HPCHEM\1\METHODS\HP020502.M (RTE Integrator) Title : VOCS BY EPA METHOD 524 Library : C:\DATABASE\NBS75K.L ********************************************************************* Peak Number 3 Benzene, 1,3-difluoro- Concentration Rank 5 R.T. EstConc Area Relative to ISTD R.T.

15.77 0.05 ug/L 56295 1,4-DIFLUOROBENZENE 15.11

Hit# of 5 Tentative ID MW MolForm CAS# Qual —

1 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 72 2 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 59 3 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 40 4 2,4(1H,3H)-Pyrimidinedione, dihydro 114 C4H6N202 000504-07-4 7 Abundance Scan 682 (15.774 min): 2085FB.D (-) m/z 114.15 100.00% 1 4

— 5000 63 88 • ■ i ■ ‘ ■ i ■ 37 50 57 75 15.40 15.60 15.80 16.0) 16.20 44 nz-> mL q .......... I ' ‘' I' ‘ I'' 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 -op m/z 63.05 28.55% Abundance #2865: Benzene, 1,3-difluoro- 1 4

5000 63 15.40 15.60 15.80 16.00 16.20 88 m/z 88.10 26.01% 37 75 81 94 TgT -Hhmhm ■I'"1!' '"I" "I11"! miz-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 Abundance #2863: Benzene, 1,2-difluoro- 1 4

15.40 15.60 15.80 16.00 16.20 5000 m/z 57.05 14.89% 63 88 49 68 75 81 94 VTTTTTTTp-rrrp-rTTprrrrp^^ mHtp mpmpmmnpmm TD’’1 m/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115120 Abundance #2864: Benzene, 1,4-difluoro- 1 4 1540 15.60 15.80 16.00 16.20 m/z 50.05 14.07% 5000 63 50 57 88 37 81 1। 94 ..,।..,.।,I,,।| ,,, . ।. I.. 11 I I ।.... ।.... 11 . I. | 11, , ।, . I , ।... I ।, ... ।.... ।.... ।,. I |....!. . I 11 m/z—> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100105110115120 15.40 15.60 15.80 16.00 16.20

2085FB.D HP020502.M Wed Feb 06 02:56:37 2002 Page 3

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