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110 2nd Avenue South,#D7, Pacheco,CA 94553 <br /> McCAMPBELL �NALY I ICAL INC. Tele:925-798-1620 Fax:925-798-1622 <br /> QC REPORT FOR EPA 8010/8020/EDB <br /> _a 06/03/99-06/04/99 Matrix: SOIL <br /> Concentration (ug/kg) 1 % Recovery <br /> Analyte ! Sample Amount I RPD <br /> 1 1 (#01963) MS MSD Spiked I MS MSD ! <br /> 11,1-DCE ! 0 99 102 ! 100 1 99 102 3 .0 ! <br /> !Trichloroe= ene ! 0 86 89 ! 100 1 86 89 3 .4 ! <br /> !EDB ! N/A N/A N/A ! N/A I N/A N/A N/A 1 <br /> �Chlorobenze=e 1 0 92 93 ! 100 1 92 93 1.1 1 <br /> !Benzene ! N/A N/A N/A N/A N/A N/A N/A 1 <br /> 1Toluene I N/A N/A N/A N/A N/P. N/A N/A 1 <br /> 1Chlorobz �=_D) ! N/A N/A N/A N/A N/A N/A N/A 1 <br /> I ! <br /> % Rec. = (MS - Sample) / amount spiked x 100 <br /> R?D - (MS - MSD) / (MS + MSD) x 2 x 100 <br />