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110 2nd Avenue South,#D7,Pacheco,CA 94553 <br />' F—M—CczPBELL ANALYTICAL INC. Tele:510-798-1620 Faic 510-798-1622 <br />' QC REPORT FOR HYDROCARBON ANALYSES <br /> Date: 07/14/98-07/15/98 Matrix: SOIL <br /> I I Concentration (mg/kg) I 1 Recovery 1 <br /> Analyte I Sample I Amount I RPD 1 <br /> I <br /> 1 (#89940) MS MSD I Spiked I MS MSD 1 <br /> 1 TPH (gas) 1 0.000 2 . 065 2 .079 I 2 .03 I 102 102 0 .7 I <br /> 1 Benzene 1 0.000 0.200 0 .204 I 0 .2 I 100 102 2 .0 I <br /> 1 Toluene 1 0 .000 0.216 0 .232 1 0 .2 I 108 116 7 .1 i <br /> 1 Ethylbenzene 1 0.000 0.208 0 .220 1 0 .2 I 104 110 5 .6 I <br /> 1 Xylenes 1 0.000 0.620 0 .644 I 0 .6 I 103 107 3 .8 1 <br /> ! I I <br /> f TPH(diesel) ( 0 267 291 1 300 1 89 97 8.6 1 <br /> 1 TRPH I N/A N/A N/A I N/A 1 N/A N/A N/A <br />' 1 (oil and grease) i 1 <br /> % Rec. _ (MS - Sample) / amount spiked x 100 <br /> RPD (MS - MSD) / (MS + MSD) X 2 X 100 <br />