GCMS blank analysis results for volatile organics, June 2002

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Data File C:\MSDCHEM\1\DATA\0 6 0 7 0 2\CAL.D Vial: 2 Acq On 7 Jun 2002 9:25 am Operator: Sample Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: EVENTS.E Quant Time: Jun 10 10:58:50 2002 Quant Results File: 060302.RES Quant Method : C:\MSDCHEM\l\METHQDS\060302.M (Chemstation Integrator) Title : 508 Modified GC/MS scan Last Update : Thu Jun 06 15:03:45 2002 Response via : Initial Calibration DataAcq Meth : 508SCAN

Internal Standards R.T. Qlon Response Cone Units Dev(Min) 1) 1,4-dichlorobenzene-d4 9.89 152 3722430 40.00 ug/L 0.00 10) Napthalene-d8 13.39 136 15610076 40.00 ug/L 0.00 17) Acenapthalene-dlO 18.53 164 8524124 40.00 ug/L 0.00 29) Phenanthranene-dlO 22.91 188 13325801 40.00 ug/L 0.00 37) Chrysene-dl2 30.77 240 8263622 40.00 ug/L 0.02 43) Perylene-dl2 34.65 264 5175101 40.00 ug/L 0.00

System Monitoring Compounds 27) TCMX 20.51 209 2592007 42.38 ug/L 0.00 Spiked Amount 40.000 Recovery = 105.95% Target Compounds Qvalue 2) n-nitros-dimethyl amine 3.79 74 6401233 91.48 ug/L 95 3) bis(2-Chloroethyl)ether 9.31 93 11911530 87.25 ug/L 99 4) 1,3-Dichlorobenzene 9.73 146 11606806 85.67 ug/L 99 5) 1,4-Dichlorobenzene 9.94 146 12481352 84.90 ug/L 99 6) 1,2-Dichlorobenzene 10.32 146 11089357 85.38 ug/1 99 7) 2,2'oxybi s(1-Chloropropane 10.77 45 18987549m 87.73 ug/L 8) N-nitroso-di-propylamine 11.11 70 8385076 87.43 ug/L 96 • 9) Hexachloroethane 11.22 117 4863356 87.08 ug/L 100 11) Nitrobenzene 11.47 77 11924013 81.34 ug/L 99 12) 1sophorone 12.18 82 21674322 82.06 ug/L 99 13) bis(2-Chloroethoxy) methan 12.92 93 14374357 81.96 ug/L 98 14) 1,2,4-Trichlorobenzene 13.27 180 9362049 81.98 ug/L 100 15) Napthalene •13.46 128 32309254 80.94 ug/L 99 16) Hexachlorobutadiene 13.89 225 4485232 83.24 ug/L 100 18) 2-Chloronaphthalene 16.90 162 17607634 83.75 ug/L 100 19) Dimethylphthalate 17.99 163 22871329 84.70 ug/L 99 20) 2,6-Dinitrotoluene 18.10 165 4029773 80.71 ug/L 98 21) Acenapthylene 18.09 152 28893820 81.23 ug/L 99 22) Acenapthalene 18.63 153 18294028 82.28 ug/L 99 23) 2,4-Dinitrotoluene 19.25 165 5917530 80.98 ug/L 98 24) Diethylphthalate 20.12 149 20383564 87.31 ug/L 99 25) 4-Chlorophenyl-phenylether 20.30 204 10706571 83.78 ug/L 100 26) Fluorene 20.17 166 21928344 84.32 ug/L 100 28) Azobenzene 20.75 77 25757127 84.26 ug/L 99 30) Nnitrosodiphenylamine 20.67 169 12211466 79.87 ug/L 99 31) 4-Bromophenyl-phenylether 21.73 248 5441938 82.75 ug/L 98 32) Hexachlorobenzene 21.76 284 5200632 82.65 ug/L 98 33) Phenanthrene 22.99 178 31249491 81.65 ug/L 100 34) Anthracene 23.14 178 32338375 82.43 ug/L 100 35) Di-n-butylphthalate 25.06 149 35364917 87.97 ug/L 100

(#) = qualifier out of range (m) = manual integration CAL.D 060302.M Mon Jun 10 11:00:45 2002 Page 1

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