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1. R; ii J <br /> 110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC. Tele:510-798-1620 Fax:510-798-1622 <br /> .1 <br /> Ij <br /> �t <br /> i� <br /> QC REPORT FOR HYDROCARBON ANALYSES <br /> { <br />�;. Date: 07/08/94 Matlrix. Soil <br /> ii <br /> .i <br /> Concentration (mg/kg) ! % Recovery <br /> Analyte Amounts RPD <br /> Sample MS MSD Spiked j' MS MSD <br /> TPH (gas) 0.000 1.876 1.860 Ii2.03 92 92 0.8 <br /> Benzene 0.000 0.192 0.184 0.2 96 92 4.3 <br /> Toluene 0.000 0.196 0.186 !!j 0.2 h 98 93 5.2 <br /> Ethylbenzene 0.000 0.200 0.188 i 0.2 100 94 6.2 1 <br /> Xylenes 0.000 0.616 0.586 0.6 � 103 98 5.0 <br /> i <br /> I` r <br /> TPH (diesel) 0 296 291 300 :1' 99 97 1.7 <br /> .t IE s <br /> TRPH 0.0 19.9 19.3 120.8 96 93 3.1 <br /> (oil & grease) <br /> i <br /> ;1 <br /> % Rec. = (M5 - Sample) / amount spiked x 100 <br /> I� <br /> RPD = (MS - MSD) / (MS + MSD) x 2 x 100- <br /> i <br /> i. <br /> ji <br /> !i <br /> I <br /> i <br /> li <br /> I'I <br /> i� <br />