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EMcCAMPBELL ANALYTICAL INC. 110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> Tele:510-798-1620 Fax:510-798-1622 <br /> I - <br />' QC REPORT FOR VOCs (EPA 8240/8260 ) <br />' Date: 09/04/97-09/05/97 Matrix: Water <br />' I I Concentration (ug/kg,ul I % Recovery l <br /> 1 Analyte I Sample I Amount I RPD l <br /> I# (80000) MS MSD I Spiked I MS MSD l <br /> I <br /> 11, 1-Dichloroethel 0 .0 100 . 0 97. 0 1 .100 1 100 97 3 . 0 1 <br /> I (Trichloroethene 1 0 .0 83 . 0 83 . 0 l 100 1 83 83 0 . 0 1 <br /> (EDB 1 0. 0 95 .0 89. 0 l 100 1 95 89 6 . 5 1 <br /> IChlorobenzene 1 0. 0 97 .0 93 .0 l 100 1 97 93 4 . 2 1 <br /> I lBenzene 1 0 . 0 105 .0 101 . 0 1 100 1 105 101 3 . 9 <br /> 1Tol.uene f 0 . 0 101. 0 100 . 0 1 100 I 101 100 1 . 0 <br /> I I I <br /> Rec. = (MS - Sample) / amount spiked x 100 <br /> RPD = (MS - MSD) / (MS + MSD) x 2 x 100 <br /> I <br /> I <br />