GCMS calibration data sample AE11926, May 2002

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Data File C:\MSDCHEM\1\DATA\052302\5 OCALCC.D Vial: 2 Acq On 23 May 2002 9:54 am Operator: Mclean Sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 23 10:42:07 2002 Quant Results File: 052202.RES Quant Method : C:\MSDCHEM\1\METHODS\052202.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Wed May 22 15:21:28 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) 1,4-Dichlorobenzene-d4 9.90 152 4316750 40.00 ug/L 0.00 10) Napthalene-d8 13.40 136 17615107 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.53 164 9744242 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.92 188 15207432 40.00 ug/L 0.00 37) Chrysene-dl2 30.78 240 9906852 40.00 ug/L -0.03 43) Perylene-dl2 34.66 264 5710920 40.00 ug/L -0.02 System Monitoring Compounds 27) TCMX 20.51 209 715985 12.75 ug/L 0.00 Spiked Amount 10.000 Recovery 7.50%

Target Compounds Qvalue 2) n-nitros-dimethyl amine 3.80 74 4295231 53.31 ug/L 93 3) bis(2-Chloroethyl)ether 9.32 93 8324262 52.05 ug/L 97 4) 1,3-Dichlorobenzene 9.73 146 8165284 50.68 ug/L 98 5) 1,4-Dichlorobenzene 9.95 146 8859763 50.62 ug/L 100 6) 1,2-Dichlorobenzene 10.32 146 7849159 50.93 ug/1 99 7) 2,2'oxybis(1-Chloropropane 10.78 45 13264127m 54.14 ug/L 8) N-nitroso-di-propylamine 11.11 70 5927020 56.95 ug/L 97 9) Hexachloroethane 11.23 117 3475883 54.78 ug/L 97 11) Nitrobenzene 11.47 77 8737001 56.49 ug/L 97 12) Isophorone 12.18 82 15574861 55.60 ug/L 98 13) bis(2-Chloroethoxy) methan 12.92 93 10269109 52.32 ug/L 98 14) 1,2,4-Trichlorobenzene 13.27 180 6615980 49.72 ug/L 99 15) Napthalene 13.46 128 23435434 50.47 ug/L 100 16) Hexachlorobutadiene 13.90 225 3239457 50.99 ug/L 98 18) 2-Chloronaphthalene 16.90 162 12575838 50.38 ug/L 98 19) Dimethylphthalate 17.99 163 16250704 53.05 ug/L 100 20) 2,6-Dinitrotoluene 18.10 165 2926625m 59.49 ug/L 21) Acenapthylene 18.10 152 20853614 50.10 ug/L 99 22) Acenapthalene 18.63 153 13394336 50.96 ug/L 100 23) 2,4-Dinitrotoluene 19.25 165 3876124m 60.26 ug/L 24) Diethylphthalate 20.12 149 14560850 50.88 ug/L 99 25) 4-Chlorophenyl-phenylether 20.30 204 7751263 50.76 ug/L 99 26) Fluorene 20.17 166 16008536 51.67 ug/L 98 2 8) Azobenzene 20.75 77 18799352 55.77 ug/L 99 30) Nnitrosodiphenylamine 20.67 169 8416106 54.84 ug/L 99 31) 4-Bromophenyl-phenylether 21.73 248 3974508 51.03 ug/L 98 32) Hexachlorobenzene 21.76 284 3765708 49.75 ug/L 97 33) Phenanthrene 22.99 178 22716566 49.66 ug/L 100 34) Anthracene 23.14 178 23094712 51.29 ug/L 100 35) Di-n-butylphthalate 25.06 149 25421462 55.96 ug/L 99 (#) = qualifier out of range (m) = manual integration 50CALCC.D 052202.M Wed May 29 14:50:35 2002 Page 1

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