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F110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> CAMPBELL ANALYTICAL INC. Tele:510-798-1620 Fax: 510-798-1622 <br />' QC REPORT FOR VOCs (EPA 8240/8260 ) <br /> Date: 09/04/97-09/05/97 Matrix: Water <br /> iI Concentration (ug/kg,ul I % Recovery l <br /> Analyte I Sample I Amount I RPD l <br />' I 1# (80000) Ms MSD 1 Spiked l Ms MSD <br /> I <br /> 11, 1-Dichloroethel 0 . 0 100 . 0 97. 0 1 100 I 100 97 3 . 0 <br />' 1Trichloroethene 1 0 .0 83 . 0 83 . 0 1 100 1 83 83 0 .0 <br /> IEDB I 0 .0 95. 0 89 . 0 1 100 I 95 89 6 . 5 1 <br /> IChlorobenzene 1 0 . 0 97 . 0 93 . 0 1 100 1 97 93 4 .2 1 <br /> lBenzene l 0 .0 105 .0 101 . 0 1 100 1 105 101 3 . 9 <br /> IToluene I 0 .0 101. 0 100 . 0 1 100 1 101 100 1 .0 <br /> I I I I ( <br />' t Rec. _ (MS - Sample) / amount spiked x 100 <br /> RPD = (MS - MSD) / (MS + MSD) x 2 x 160 <br /> 1 <br /> I <br /> I <br /> I <br />