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r <br /> J <br /> FMeCAMPBELL ANALYTICAL INC. 110 2nd Avenue South, #D7, Pacheco,CA 94553 <br /> Tele: 510-798-1620 Fax: 510-798-1622 <br /> QC REPORT FOR VOCs (EPA 8240/8260 } <br /> 1 <br />' Date: 09/09/97-09/10/97 Matrix: Water <br />' Concentration (ug/kg,ul % Recovery <br /> Analyte I I Amount I RPD <br /> Sample MS MSD I Spiked I MS MSD 1 <br /> 11, 1-Dichloroethel 0 .0 100 . 0 97 . 0 1 100 1 100 97 3 . 0 1 <br />' ITrichloroethene 1 0 .0 83 .0 83 . 0 1 100 1 83 83 0 . 0 <br /> IEDB 1 0 . 0 95 . 0 69 . 0 1 100 I 95 89 6 . 5 I <br /> IChlorobenzene 1 0 . 0 97. 0 93 . 0 100 I 97 93 4 .2 1 <br /> 1Penzene 1 0 . 0 305. 0 101. 0 f 100 I 105 101 3 . 9 1 <br />' 1Toluene 1 0 . 0 101. 0 100 . 0 I 100 I 101 100 1 . 0 1 <br /> I I I I <br /> 9 Rec. _ NS - Sample) / amount spiked x 100 <br />' RPD = (MS - MSD) / (MS + MSD) x 2 x 100 <br />