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110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> McCAMPI3ELL ANALYTICAL INC. Tele: 510-798-1620 Fax:510-798-1622 <br /> QC REPORT FOR HYDROCARBON ANALYSES <br /> i <br /> Date: 04/09/97 Matrix: Water <br /> ;1 <br /> i I I Concentration (mg/L) I I % Recovery <br /> Analyte I Sample I Amount I RPD <br /> 1 (#75314) MS MSD I Spiked I MS MSD <br /> 1 <br /> TPH (gas) I 0 .0 96. 6 100 .8 100 .0 I 96.8 100.8 4 .0 <br /> 1 Benzene I 0 .0 8.6 9 .0 I 10 . 0 I 86.0 90.0 4 .5 <br /> Toluene I 0 .0 8. 9 9.4 I 10 . 0 I 89 .0 94.0 5 .5 <br /> Ethyl Benzene I 0 .0 9.2 9.8 I 10 .0 I 92 .0 98.0 6.3 <br /> 1 Xylenes I 0 . 0 27.5 29.2 1 30 . 0 I 91.7 97.3 6 .0 1 <br /> ITPH (diesel) I 0 144 140 1 150 I 96 93 2 .9 1 <br /> TRPH I 0 21800 23400 I 23700 I 92 99 7.1 1 <br /> (oil & grease) I I f <br /> ;.:..� V Rec. _ (MS - Sample) / amount spiked x 1D0 <br /> RPD = (MS - MSD) (MS + MSD) x 2 x 100 <br /> <i <br /> I <br /> ; I <br />