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October 1 , 1993 <br /> Sample Log 7387 <br /> QC Report for EPA 602 & Modified EPA 8015 <br /> From : Project # 1735.02 (JVM ASSOCIATES) <br /> Sample(s) Received : 09/09/93 <br /> Matrix Spike <br /> Matrix Spike Duplicate <br /> Parameter % Recovery Recovery RPD <br /> Benzene 95 102 7 <br /> Ethylbenzene 94 110 16 <br /> TPH as Gasoline 80 76 6 <br /> * RPD = Relative Percent Difference <br /> Parameter Method Blank <br /> Benzene <0. 30 ug/L <br /> Toluene <0 . 30 ug/L <br /> Ethylbenzene <0. 30 ug/L <br /> Total Xylenes <0 . 30 ug/L <br /> TPH as Gasoline <50 ug/L <br /> A <br /> Joe ff <br /> SeChaaist <br /> D03C t <br /> Western Environmental Science & Technology 45133 County Road 328 Davis, CA 95616 916 753-9500 FAX 916 757-4652 <br />