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110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC. Tele:510-798-1620 Fax:510-798-1622 <br /> a <br />' QC REPORT FOR VOCs (EPA 8240/8260 } <br /> 1 Date: 09/05/97 Matrix: Soil <br />' f I Concentration (ug/kg,ul I % Recovery <br /> Analyte I Sample I Amount I RPD <br /> # (75874) MS MSD I Spiked I MS MSD <br /> 11, 1-Dichloroethel 0 .0 100 . 0 97 . 0 I 100 I 100 97 3 . 0 <br /> 1 ITrichloroethene 1 0 . 0 83 . 0 83 . 0 I 100 I 83 83 0 . 0 <br /> (EDB 1 0 .0 95 . 0 89. 0 I 100 I 95 89 6 .5 <br /> IChlorobenzene 1 0 .0 97 .0 93 . 0 I 100 I 97 93 4 .2 <br /> (Benzene 1 0 .0 105 .0 101. 0 l 100 I 105 101 3 . 9 <br /> (Toluene 1 0 .0 101.0 100 .0 I 100 I 101 100 1 . 0 <br /> i <br /> Rec. _ (MS - Sample) / amount spiked x 100 <br /> I <br /> RPD (MS - MSD) / (MS + MSD) x 2 x 100 <br /> I - � <br /> I <br /> I <br /> r <br /> I <br />