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Are a O ©a v <br />• May 17, 1995 <br /> Sample Log 11973 <br /> QC Report for EPA 602 & Modified EPA 8015 <br /> From : Granite Construction (Prof . # 2088 . 05) <br /> Sample(s) Received : 05/12/95 <br /> Matrix Spike <br /> Matrix Spike Duplicate <br /> Parameter % Recovery Recovery RPD <br /> Benzene 108 113 5 <br /> Ethylbenzene 104 109 5 <br /> TPH as Gasoline 103 105 2 <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. 50 ug/L <br /> TPH as Gasoline <50 ug/L <br /> So r ff <br /> ch <br /> se i r Chamiat <br />