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1 <br /> 110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> MCCAMPBELL ANALYTICAL INC Tele 510-798-1620 Fax 510-798-1622 <br />' QC REPORT FOR VOCs (EPA 8240/8260 ) <br />' Date 12/05/97 Matrix Soil <br /> Concentration (ug/kg,ul I Recovery <br /> Analyte Sample Amount RPD <br /> # (79432) MS MSD Spiked I MS MSD k <br /> I <br /> 11, 1-Dichloroethel 0 109 0 105 0 100 0 109 105 3 7 <br /> IT'richloroethene , 0 92 0 95 0 100 0 92 95 3 2 <br /> JEDB 1 0 95 0 98 0 100 0 I 95 98 3 1 <br /> [Chlorobenzene 1 0 101 0 101 0 100 0 101 101 0 0 <br /> Benzene 1 0 99 0 101 0 I 100 0 99 101 2 0 <br /> Toluene I 0 100 0 101 0 100 0 100 101 1 0 <br /> k Rec (MS - Sample) / amount spiked x 100 <br /> RPD (MS - MSD) / (MS + MSA) x 2 x 100 <br /> r <br /> i <br /> i <br /> f <br /> i <br />