GCMS reference standard results, May 2002

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* Data File C:\MSDCHEM\l\DATA\050902\0508REFl.D Vial: 5 Acq On 9 May 2002 6:32 pm Operator: Mclean Sample 5/8 kb Inst Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: May 14 11:09:06 2002 Quant Results File: 050102.RES

Quant Method : C:\MSDCHEM\1\METHODS\050102.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Mon May 13 11:40:29 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

Internal Standards R.T. Qlon Response Cone Units Dev(Min)

1) 1,4-Dichlorobenzene-d4 9.94 152 6388823 40.00 ug/L 0.00 10) Napthalene-d8 13.43 136 25629728 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.57 164 13907107 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.96 188 20317161 40.00 ug/L 0.00 37) Chrysene-dl2 30.82 240 15148009 40.00 ug/L 0.00 43) Perylene-dl2 34.71 264 11060475 40.00 ug/L 0.00

System Monitoring Compounds 27) TCMX 20.55 209 2808485 33.26 ug/L 0.00 Spiked Amount 40.000 Recovery 83.15%

Target Compounds Qvalue 2) n-nitros-dimethyl amine 3.86 74 1046544 7.99 ug/L # 79 3) bis(2-Chloroethyl)ether 9.35 93 3666678 14.67 ug/L 89 4) 1,3-Dichlorobenzene 9.77 146 3322443 13.06 ug/L 99 5) 1,4-Dichlorobenzene 9.98 146 3509958 13.41 ug/L 99 6) 1,2-Dichlorobenzene 10.36 146 3411134 14.66 ug/1 100 7) 2,2'oxybis(1-Chloropropane 10.81 45 5973490m 15.50 ug/L 8) N-nitroso-di-propylamine 11.14 70 2707373 15.28 ug/L 97 9) Hexachloroethane 11.26 117 1062557 11.01 ug/L 93 11) Nitrobenzene 11.49 77 3530229 14.24 ug/L 94 12) Isophorone 12.21 82 7742299 17.33 ug/L 99 13) bis(2-Chloroethoxy) methan 12.94 93 4546764 15.37 ug/L 100 14) 1,2,4-Trichlorobenzene 13.30 180 2742438 14.60 ug/L 97 15) Napthalene 13.49 128 11285257 16.44 ug/L 98 16) Hexachlorobutadiene 13.93 225 1121699 12.75 ug/L 99 18) 2-Chloronaphthalene 16.93 162 6216625 17.53 ug/L 98 19) Dimethylphthalate 18.01 163 7158152 15.75 ug/L 99 20) 2,6-Dinitrotoluene 18.12 165 1012720 14.17 ug/L 91 21) Acenapthylene 18.13 152 9706499 14.80 ug/L 97 22) Acenapthalene 18.66 153 6445691 17.04 ug/L 98 23) 2,4-Dinitrotoluene 19.28 165 1243155 12.29 ug/L 94 24) Diethylphthalate 20.15 149 7131534 18.04 ug/L 99 25) 4-Chlorophenyl-phenylether 20.33 204 3413391 16.34 ug/L 99 26) Fluorene 20.20 166 7580210 17.52 ug/L 98 28) Azobenzene 20.78 77 7973813 15.29 ug/L 94 30) Nnitrosodiphenylamine 20.69 169 4395437 17.63 ug/L 94 31) 4-Bromophenyl-phenylether 21.76 248 1722531 17.16 ug/L 97 32) Hexachlorobenzene 21.79 284 1690192 17.59 ug/L 98 33) Phenanthrene 23.02 178 10377409 16.93 ug/L 97 34) Anthracene 23.17 178 9656710 15.40 ug/L 98 35) Di-n-butylphthalate 25.09 149 11028701 16.39 ug/L 100

(#) = qualifier out of range (m) = manual integration 0508REF1.D 050102.M Tue May 14 11:09:36 2002 Page 1

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