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ii <br /> McCAMPBELL ANALYTICAL INC. 110 2nd Avdnue South,#D7,Pacheco,CA 94553 <br /> Tele:A'0-798-1620 Far.510-798-1622 <br /> 1 QC REPORT FOR HYDROCARBON ANALYSES <br /> Date: 08/25/97 Matrix: Soil <br /> L <br /> { <br /> Concentration (mg/kg) I a I % Recovery <br /> Analyte I Sample I Amount I RPD <br /> 1 (#77621) MS MSD i Spiked i MS MSD <br /> I i6 I <br /> TPH (gas) I 0.000 2.247 2 .120 I 2.03 I 111 104 5.8 <br /> Benzene I 0.000 0.168 0 .190 I 0.2 I 84 95 12.3 <br /> Toluene I 0.000 0.182 0.200 I X0.2 I 91 100 9.4 <br /> Ethylbenzene I 0..000 0.182 0.194 I y0.2 I 91 97 6.4 <br /> Xylenes I 0.000 0.570 0.582 I 10.6 95 97 2.1 <br /> I <br /> I <br /> TPH(diesel) I 0 328 326 I :. 300 I 109 109 0 .5 <br /> 1 I I I <br /> TRPH I N/A N/A N/A I I.N/A I N/A N/A N/A <br /> (oil and grease) <br /> I <br /> Rec. _ (MS - Sample) / amount spiked x 100 <br /> RPD (MS - MSD) / (MS + MSD) x 2 x 100 i <br /> I <br /> i <br /> �i f <br />