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1 <br /> 110 2nd Avenue South,#D7, Pacheco,CA 94553 <br /> McCAMP$ELL ANALYTICAL INC. Tele:925-798-1620 Fax: 925-798-1622 <br /> 1 <br /> 1 QC REPORT FOR VOCs (EPA 6240/8260 ) <br /> 1 Date: 07/30/99-07/31/99 Matrix: WATER <br /> 1 I Concentration (ug/kg,ul I W Recovery ] <br /> jAnalyte I sample I Amount I RPD <br /> ] 1 (#14510) MS MSD i Spiked f MS MSD f <br /> I I <br /> 11, 1-Dichloroethel 0 99 104 100 ] 99 104 4.9 l <br /> 1 ITrichloroethene 1 0 80 84 100 ] 80 84 4 .9 i <br /> IEDB I N/A N/A N/A I N/A ] N/A N/A N/A <br /> IChlorohenzene 1 0 95 99 ] 100 l 95 99 4.1 <br />' Benzene ] 0 95 98 l 100 I 95 98 3 .1 ] <br /> ]Toluene ] 0 95 99 ] 100 I 95 99 4 .1 <br /> ] I ! I <br /> 10 <br /> V Rec. (MS - Sample) / amount spiked x 100 <br /> RPD (MS - MSD) / (MS + MSD) x 2 x 100 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br />