DEP document fragment, February 2002

NYC 9/11 Public Portal Document Library Search Compound Report

Data File : C:\HPCHEM\1\DATA\02FEB05\2088.D Vial: 10 Acq On : 6 Feb 2002 12:49 am Operator: 201-wb Sample : 524 nyc Inst : GC/MS Ins 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 1 Benzene, 1,4-difluoro- Concentration Rank 2

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

15.77 0.04 ug/L 46750 1,4-DIFLUOROBENZENE 15.11

Hit# of 5 Tentative ID MW MolForm CAS# Qual

l Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 43 2 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 43 3 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 38 4 Sydnone, 3,4-dimethyl- 114 C4H6N202 _____ 004007-18-5 9 Abundance Scan 683 (15.774 min): 2088.D (-) m/z 114.15 100.00% 1 4

5000 63 88 ■ i ■ ■ ■ ' i ■ ■ ■ ■ i ■

39 50 57 15.40 15.60 15.80 16.00 16.20 i' I'" 111111111" I"1111111111111" ■i ■■■ ■i ■■■ ■i■ ■■ ■i■ ■ ■ ■i■■■ ’—11 m/z 88.00 31.58% nz-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 Abundance #64097: Benzene, 1,4-difluoro- 1 4

5000 TT TT 15.40 15.60 15.80 16.00 16.20 63 88 m/ z 62.95 27.41% 50 57 mpmmmm 11 ■1'11n 11751111181111111.1 ■ । 1194111 ■ । ■ 11 n ■ 1111 ■ । “ i | “ ■ ■ i ■ ■ ■' i n/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 Abundance #2865: Benzene, 1,3-difluoro- 1 4 ■ i ■ ' ' ■ i ‘ ■ ■ ■ i ■ ■ ■ ' i ' 15.40 15.60 15.80 16.00 16.20 5000 m/z 39.15 15.63% N 63 88 50 57 75 81

miz-> --tHH+ mm mmTMPT 94 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 Abundance #2863: Benzene, 1,2-difluoro- 1 4 ‘ i 1 ■ ‘ i ■ ■ U ।....... 1540 15.60 15.80 16.00 16.20 m/z 57.05 15.44% 5000 63 88 49 94 68 75 81 ——01—uu—n—mm/TTJHHmmh mTTTTT ‘'‘'I""! /z—> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 15.40 15.60 15.80 16.00 16.20

2088.D HP020502.M Thu Feb 14 11:02:43 2002 Page 1

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