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k <br /> }f(�j 110 2nd Avenue Soni 07 Pacheco CA 94553 ' <br /> CAL 17CSI 6� `�_, Ori. � ,,I -I , ­6 <br /> Telei,510.7�84620 Fax,510.798.162 <br /> I� <br /> i <br /> QC REPORT FOR HYDROCARBON ANALYSES <br /> �j <br /> } <br /> Date: 07/24/98 Matrix: SOIL <br /> i <br /> r I J Concentration (mg/kg) I ! I % Recovery 1 <br /> { I Analyte J Sample I Amount I RPD <br /> J (#90425) MS MSD 1 Spiked I MS MSD <br /> 1 I TPH (gas) J 0.000 1.959 1.946 1 2 .03 I 97 96 0.7 1 <br /> f Benzene J 0.000 0.172 0.174 1 0.2 I 86 87 1.2 1 <br /> J Toluene 1 0.000 0.190 0.198 1 0.2 I 95 99 4.1 <br /> J Ethylbenzene J 0.000 0.180 0.190 1 0.2 I 90 95 5.4 <br /> J Xylenes J 0.000 0.552 0.564 I 0.6 I 92 94 2.2 <br /> I TPH(diesel) 1 0 325 309 I 300 J 108 103 5.1 J <br /> TRPH 1 N/A N/A N/A I I N/A J N/A N/A N/A J <br /> i <br /> I (oil and grease) ] J J J <br /> h <br /> r k Rec. (MS - Sample) / amount spikedx 100 <br /> { <br /> RPD (MS MSD) / (MS + MSD) x 2 x 100 <br /> ji <br /> {il�r <br /> ' � I <br /> i� <br /> �i <br /> I <br /> l <br /> I �] <br /> I� <br />