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110 2nd Avenue South, #D7,Pacheco, CA 94553 <br /> 16 E7McCAMPBELL ANALYTICAL INC. Tele:510-798-1620 Fax: 510-798-1622 <br /> QC REPORT FOR VOCs (EPA 8240/8260 ) <br />' Date: 09/30/97 Matrix: Water <br />' I 1 Concentration (ug/kg,ul l Recovery <br /> Analyte l Sample Amount RPD l <br /> 1 14 (80837) MS MSD l Spiked MS MSD 1 <br /> 11, 1-Dichloroethel 0.0 100 .0 97.0 1 1.00 i 100 97 3 . 0 <br />' ITrichloroethene 1 0. 0 83 .0 83 .0 l 100 83 83 0 .0 1 <br /> IEDE l 0 .0 95 .0 89. 0 1 100 l 95 89 6 .5 <br /> IChlorohenzene l 0. 0 97 .0 93 .0 I 100 1 97 93 4 .2 l <br />' 18enzene I 0 . 0 105.0 101. 0 l 100 I 105 101 3 . 9 <br /> Toluene i 0. 0 101 .0 100 .0 I 100 l 101 100 1 . 0 <br /> I I <br /> $ Rec. _ (MS - Sample) / amount spiked x 100 <br /> RPD = (MS - MSD) / (MS + MSD) x 2 x 100 <br /> I' <br />