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110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> McCAMP�ELL ANALYTICAL INC Tele 510-798-1620 Fax 510-798-1622 <br /> QC REPORT FOR VOCs (EPA 8240/8260 ) <br />' Date 11/02/97 Matrix Water <br />' Concentration (ug/kg,ul 1 Recovery 1 <br /> Analyte 1 Sample Amount 1 RPD 1 <br /> 1## (92389) MS MSD Spiked MS MSD <br /> 11, 1-Dichloroethel 0 109 0 105 0 1 100 0 I 109 105 3 7 <br />' (Trichloroethene 1 0 92 0 95 0 100 0 92 95 3 2 1 <br /> 1EDB I 0 95 0 98 0 1 100 0 1 95 98 3 1 1 <br /> IChlorobenzene 1 0 101 0 101 0 1 100 0 101 101 0 0 <br /> [Benzene 1 0 99 0 101 0 100 0 99 101 2 0 1 <br /> i1Toluene 1 0 100 0 101 0 100 0 100 101 1 0 1 <br /> lie <br />' 'k Rec = (MS - sample) / amount spiked x 100 <br /> RPD = (MS - MSD) / (MS + MSD) x 2 x 100 <br /> C <br /> 4 <br /> 1 <br /> 1 <br />