VOC analysis results, sample AE09569, April 26, 2002

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Data File : C:\MSDCHEM\l\5973N\02APR26\9571.D Vial: 10 Acq On : 26 Apr 2002 7:38 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 3 Benzene, 1,2-difluoro- Concentration Rank 2 R.T. EstConc Area Relative to ISTD R.T. 18.47 0.06 ug/L 34041 1,4-Difluorobenzene 17.70

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Benzene, 1,2-difluoro- 114 C6H4F2 000367-11-3 90 2 Benzene, 1,2-difluoro- $$ Benzen... 114 C6H4F2 000367-11-3 87 3 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 87 4 Benzene, 1,4-difluoro- 114 C6H4F2 000540-36-3 87 Abundance Scan 1482 (18.465 min): 9571 .D (-) m/z 114.00 100.00% 1 4

5000

63 88 t 43 50, 57 -• 69 75 81 94 18.20 18.40 18.60 18.80

■n/z-> 0 30' 3'5' 40 45 so' 5'5' 65 70 75 80 85 ^4 100 105 110 r4115 'l20 ' m/z 8779^ 21.19% Abundance #14687: Benzene, 1,2-difluoro- 1 4

253 18.20 18.40 18.60 18.80 63 88 m/z 63.10 17787%

-n/z~> Abundance 0 30 37 V I 75 I 94 , ' I" " I''" I'"' I"'' I"'' I' I" I' 1111" " I"" I"" I'''' I"'' I"' H " " I" " I"" I"' H"" I'' 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 #14688: Benzene, 1,2-diftuoro- $$ Benzene, o-difluoro- $$ ... 1 4 K 18.20 18.40 18.60 18.80 553 m/z 115.10 9.79% 63 88 49 68 75 81 94 0 ' I " " I" " I" " I"' 11.1.11II " 11111111111". 11." 111. " 11.1.1.111|" 11111111" " 11" 11.. " I" " I •n/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Abundance #14693: Benzene, 1,4-difluoro- 1 4 18.20 18.40 18,60 18,80 m/z50.00 7.46% 5000 63

!Li 88 50 57 75 81 94 0 Hiii..ui,iiiriH|ii T-+ ■n/z-> 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105110115 120 18.20 18.40 18.60 18.80

9571.D W042302.M Mon Apr 29-11:43:01 2002 Page 5

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