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110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC Tele 510-798-1620 Fay 510-798-1622 <br /> 16 <br /> ' QC REPORT FOR VOCs (EPA 8240/8260 } <br /> ' Date 07/05/98-07/06/98 Matrix WATER <br /> 1 Concentration (ug/kg,uj j Recovery j <br /> Analyte 1 Sample j Amount RPD j <br /> 1 (#91612) MS MSD j Spiked MS MSD j <br /> 11., 2-Dichloroethe1 0 109 111 j 100 109 111 1 8 1 <br /> 1Trichloroethene 1 0 77 76 100 j 77 76 1 3 1 <br /> 1EDB j 0 105 108 1 100 j los 108 2 8 1 <br /> 1Chlorobenzene j 0 88 88 1 100 1 88 88 0 0 1 <br /> ' 1Benzene 1 0 92 92 1 100 j 92 92 0 0 1 <br /> 1Toluene j 0 86 88 1 100 1 86 88 2 3 1 <br /> i <br /> M <br /> ' Rec {MS - Sample) / amount spiked x 100 <br /> RPD (MS - MSD) / (MS + MSD) x 2 x 100 <br />