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McCAMPBELL ANALYTICAL INC. 110 2nd Avenue South, #D7, Pacheco, CA 94553 <br /> Tele:510-798-1620 Faac:510-798-1522 <br /> QC REPORT FOR HYDROCARBON ANALYSES <br /> Date: 04/26/96-04/27/96 Matrix: Water <br /> Concentration (ug/L) t Recovery <br /> Analyte Sample <br /> Amount RPD <br /> (#63458) MS MSD Spiked Ms MSD <br /> f <br /> TPH (gas) 0.0 103 .9 112. 5 100.0 103 .9 122 . 5 8. 0 <br /> Benzene 0.0 9.8 9. 5 f 10. 0 98 . 0 95.0 3.1 <br /> Toluene 0.0 9. 7 10. 0 10. 0 f 97.0 100. 0 3 . 0 <br /> Ethyl Benzene 0.0 10. 9 10.2 10. 0 109. 0 102 . 0 6.6 <br /> Xylenes <br /> 0.0 29.9 30. 0 f 30. 0 99. 7 200.0 0.3 <br /> JTPH (diesel) 0 171 170 + 150 114 113 0.4 <br /> TRPH I N/A N/A N/A N/A N/A N/A N/A <br /> (oil & grease) <br /> V Rec, _ (MS - Sample) / amount spiked x 100 <br /> RPD = (MS - MSD) / (MS MSD) x 2 x 100 <br /> I <br /> I <br />