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i110 2nd Avenue South, #D7, Pacheco,CA 94553 <br /> EMcCAMPBELL ANALYTICAL INC Tele 510-798-1620 Fax 510-798-1622 <br /> i <br /> i <br /> QC REPORT FOR VOCs (EPA 8240/8260 } <br /> i <br /> Date 07/05/98-07/06/98 Matrix WATER <br /> i <br /> i l f Concentration (ug/kg,ul Recovery <br /> l Analyte l Sample l Amount l RPD l <br /> l 1 (#91612) MS MSD l Spiked l MS MSD l <br /> f I I <br /> 11, 1-Dichloroethel 0 109 111 I 100 I 109 111 1 8 1 <br /> ]Trichloroethene l 0 77 76 1 100 1 7-7� 76 1 3 1 <br /> i IEDB l 0 105 108 1 100 I 105 108 2 8 l <br /> lChlorobenzene 1 0 88 88 l 100 I 88 88 0 0 1 <br /> 1Benzene 1 0 92 92 l 100 I 92 92 0 0 1 <br /> i IToluene 1 0 86 88 1 100 I 86 88 2 3 <br /> ! 1 1 <br /> I � <br /> i Rec (MS - Sample) / amount spiked x 100 <br /> iRPD (MS - MSD) / (MS . MSD) x 2 x 100 <br /> i <br /> I <br /> I <br /> i <br /> I <br /> I <br />