VOC analysis results, sample AE09569, April 26, 2002

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Data File : C:\MSDCHEM\l\5973N\02APR26\9570.D Vial: 9 Acq On : 26 Apr 2002 6:51 pm Operator: Sample : nyc Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.P

Quant Method : C:\MSDCHEM\1...\W042302 .M (RTE Integrator) Title : VOC method 8260 Library : C:\DATABASE\WILEY7N.L ********************************************************************* Peak Number 2 Benzene, 1,2-difluoro- $$ B... Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 18.47 0.05 ug/L 29204 1,4-Difluorobenzene 17.70 Hit# of 5 Tentative ID MW MolForm CAS# Qual

1 Benzene, 1,2-difluoro- $$ Benzen... 114 C6H4F2 000367-11-3 90 2 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 87 3 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 86 4 Benzene, 1,3-difluoro- 114 C6H4F2 000372-18-9 86 Abundance Scan 1482 (18.465 min): 9570.D (-) m/z 114.00 100.00% 1 4

553 63 88 ■n" 44 50 57 68 75 83 94 1820 18.40 18.60 18.80 0 m/z 63700 21787% ■n/z~> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110 115 120 Abundance #14688; Benzene, 1,2-difluoro- $$ Benzene, o-difluoro- $$ ... 1 4

5000 A 18.20 18.40 1860 18.80 63 88 m/z 87790 27776% 68 75 81 94 0 " I" " I" " I" " I"'' I" " I' 'I.... . ' I'''' I TiZz-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 Abundance #14693: Benzene, 1,4-difluoro- 1 4 -n-j 18.20 18.40 18.60 18.80 5000 m/Z50.00 9.60% 63 88 50 57 75 81 94 0 pr.-. 11,,, I 'I'I "■'■It Ti/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 Abundance #14687: Benzene, 1,2-difluoro- 1 4 18.20 18.40 18.60 18.80 m/z 115.10 9.23%

sail 63 88 50 57 I m/z-> 0 37 75 A 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 94 ■

18.20 18.40 18.60 18.80

9570.D W042302.M Mon Apr 29-11:42:59 2002 Page 4

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