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January 27 , 1995 <br /> Sample Log 11182 <br /> QC Report for EPA 602 & Modified EPA 8015 ' <br /> From : Project # 2088. 07 (Granite) <br /> Sample(s) Received : 01/24/95 <br /> Matrix Spike <br /> Matrix Spike Duplicate <br /> Parameter a Recovery o Recovery RPD <br /> Benzene 99 104 5 <br /> Ethy-lbenzene- - - - -93 -- - 102 9 <br /> TPH as Gasoline 92 97 5 ' <br /> * RPD = Relative Percent Difference <br /> 1 <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 /> I <br /> 1 <br /> Mitrn Sarkhoah <br /> Senior Chemist <br /> I <br />