GCMS calibration verification results, sample AE11410, May 22 2002

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Data File C:\MSDCHEM\1\DATA\0 517 0 2\CAL5 0.D Vial: 2 Acq On 17 May 2002 10:34 am Operator: Mclean Sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 22 09:38:27 2002 Quant Results File: 050102.RES

Quant Method : C:\MSDCHEM\l\METHQDS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Wed May 22 09:38:22 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

Internal Standards R.T. Qlon Response' Cone Units Dev(Min)

1) 1,4-Dichlorobenzene-d4 9.93 152 4016169 40.00 ug/L 0.00 10) Napthalene-d8 13.43 136 16263775 40.00 ugIL 0.00 17) Acenapthalene-dlO 18.57 164 8670722 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.95 188 12733030 40.00 ug/L 0.00 37) Chrysene-dl2 30.81 240 9036283 40.00 ug/L 0.00 43) Perylene-dl2 34.70 264 5990998 40.00 ug/L 0.00

System Monitoring Compounds 27) TCMX 20.54 209 629939 11.97 ug/L 0.00 Spiked Amount 10.000 Recovery 19.70%

Target Compounds 79 Qvalue 2) n-nitros-dimethyl amine 3.83 74 3998936 48.59 ug/L # 85 3) bis(2-Chloroethyl)ether 9.35 93 7709183 49.06 ug/L 90 4) 1,3-Dichlorobenzene 9.77 146 7567905 47.31 ug/L 99 5) 1,4-Dichlorobenzene 9.98 146 8160934 49.61 ug/L 98 6) 1,2-Dichlorobenzene 10.36 146 7266989 49.69 ug/1 98 7) 2,2'oxybis(1-Chloropropane 10.81 45 12307698m 50.82 ug/L 8) N-nitroso-di-propylamine 11.14 70 5548593 49.81 ug/L 96 9) Hexachloroethane 11.26 117 3198302 52.72 ug/L 94 11) Nitrobenzene 11.50 77 7987794 50.77 ug/L 95 12) Isophorone 12.21 82 14353416 50.64 ug/L 99 13) bis(2-Chloroethoxy) methan 12.95 93 9369804 49.90 ug/L 99 14) 1,2,4-Trichlorobenzene 13.31 180 6089540 51.10 ug/L 99 15) Napthalene 13.49 128 21477140 49.29 ug/L 99 16) Hexachlorobutadiene 13.93 225 2943813 52.73 ug/L 99 18) 2-Chloronaphthalene 16.94 162 11339416 51.28 ug/L 99 19) Dimethylphthalate 18.02 163 14014220 49.44 ug/L 99 20) 2,6-Dinitrotoluene 18.13 165 2574707 57.79 ug/L 93 21) Acenapthylene 18.13 152 19114624 46.74 ug/L 98 22) Acenapthalene 18.67 153 11958691 50.72 ug/L 98 23) 2,4-Dinitrotoluene 19.28 165 3337097 52.93 ug/L 96 24) Diethylphthalate 20.15 149 12727537 51.65 ug/L 99 25) 4-Chlorophenyl-phenylether 20.33 204 6694629 51.40 ug/L 97 26) Fluorene 20.21 166 13835342 51.30 ug/L 97 28) Azobenzene 20.79 77 16475189 50.66 ug/L # 93 30) Nnitrosodiphenylamine 20.70 169 8068798 51.64 ug/L 95 31) 4-Bromophenyl-phenylether 21.77 248 3385820 53.83 ug/L 98 32) Hexachlorobenzene 21.80 284 3240778 53.83 ug/L 99 33) Phenanthrene 23.02 178 19346554 50.37 ug/L 98 34) Anthracene 23.18 178 19722360 50.19 ug/L 98 35) Di-n-butylphthalate 25.09 149 21521304 51.02 ug/L 100

(#) = qualifier out of range (m) = manual integration CAL50.D 050102.M Wed May 22 09:39:00 2002 Page 1

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