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r J <br /> 110 2 d Avenue South, #D7, Pacheco, CA 94553 <br /> WCAMPBELL ANALYTICAL INC,-7 e1e: 925-798-1620 Fax: 925-798-1622 <br /> i <br /> QC REPORT FOR HYDROCARBON ANALYSES <br /> Date: 08/06/99-08/07/99 Matrix: SOIL <br /> { I <br /> Concentration (mg/kg) % Recovery <br /> Analyte Sample Amount RPD <br /> j ( 09948) MS MSD Spiked MS MSD <br /> TPH (gas) <br /> 0. 000 2 .074 2 .209 2 . 03 102 109 6 . 3 � } <br /> Benzene 0.000 0 . 188 0 .210 f 0:2 94 105 11.1 <br /> Toluene 0 .000 0. 194 0.216 ' 0 .2 97 108 10 . 7 <br /> Ethylbenzene 0 .000 0.202 0 .220 0 .2 101 110 8 . 5 <br /> Xylenes 0.000 0 .588 0 .640 0.6 98 107 8 .5 <br /> I <br /> TPH(diesel) I 0 354 353 300 118 118 0 .4 <br /> E TRPH 0 . 0 21 . 0 21.2 I 20 .8 { 101 102 0 . 9 <br /> (oil and grease) <br /> t Rec. _ (MS - Sample) / amount spi ed x 100 <br /> RPD (MS - MSD) / (MS MSD) x 2 x 100 <br /> a <br /> i <br /> i <br />