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r <br /> 110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC. Tele: 925.798-1620 Fax: 925.798-1622 <br /> QC REPORT FOR EPA 8010/8020/EDB <br /> Date: 08/05/99-08/06/99 Matrix: SOIL <br /> Concentration (ug/kg) I % Recovery <br /> t-nalyte I Sample Amount I RPD <br /> 1 (71"09486) MS MSD Spiked I MS MSD 1 <br /> I I I <br /> I I <br /> 11, 1-DCE 1 0 89 84 I 100 1 89 84 5 .8 1 <br /> (Trichloroethene 1 0 84 90 1 100 1 84 90 6.9 <br /> (EDB I N/A N/A N/A I N/A 1 N/A N/A N/A <br /> IChlorobenzene 1 0 94 98 I 100 1 94 98 4.2 <br /> 1 1 1-1 1 <br /> 1Benzene 1 N/A N/A N/A 1 N/A 1 N/A N/A N/A 1 <br /> (Toluene 1 N/P. N/A N/A I N/A I N/A N/A N/A 1 <br /> IChlorcbz (PID) 1 N/A N/A N/P. 1 N/A 1 N/A N/A A'/A <br /> 1 <br /> Rec. _ (PSS - Sample) / amount spiked x 100 <br /> RPD = (MS - NSD) / (N.S + MED) x 2 x 100 <br />