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110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC. Tele:510-798-1620 Fax:510-798-1622 <br /> 1 <br /> 1 <br /> QC REPORT FOR EPA 8010/8020/EDB <br /> ' Date: 06/03/97-06/04/97 Matrix: Water <br /> ' I I Concentration (ug/L) 1 Recovery 1 <br /> Analyte I Sample Amount I RPD 1 <br /> 1 (#76442) MS MSD Spiked I MS MSD 1 <br /> 11, 1-DCE I 0 .0 10 .4 10.6 1 10 .0 I 104 106 1 .9 1 <br /> ' ITri.chloroethene 1 0.0 9.0 9.1 1 10 .0 } 90 91 1.1 1 <br /> 1EDB 1 0.0 8.6 8.6 1 10.0 1 86 86 0 .0 <br /> IChlorobenzene 1 0.0 9.5 9.6 1 10 .0 1 95 96 1 .0 <br /> (� I I I I <br /> Benzene iN/A N/A N/A 1N/A 1N/A N/A N/A 1 <br /> Toluene IN/A N/A N/A IN/A IN/A N/A N/A 1 <br /> IChloxobz (PID) IN/A N/A N/A IN/A IN/A N/A N/A I <br /> I I <br /> ' t Rec. _ (MS - Sample) / amount spiked x 100 <br /> ' RPD = (MS - MSD) / (MS + MSR) x 2 x 100 <br /> 1 i <br /> I <br /> kl <br />