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'000- <br /> January 23 , 1995 <br /> Sample Log 11138 <br /> QC Report for EPA 8020 & Modified EPA 8015 ' <br /> From : Project # 2088 . 07 (Granite Construction) <br /> Sample(s) Received : 01/18/95 <br /> Matrix Spike ' <br /> Matrix Spike Duplicate <br /> Parameter % Recovery % Recovery RPD <br /> Benzene 108 97 11 ' <br /> Ethylbenzene-- -- - -- - - - - 97- - 88 - 10 - <br /> TPH as Gasoline 103 102 1 ' <br /> * RPD = Relative Percent Difference <br /> Parameter Method Blank <br /> Benzene <0 . 005 mg/kg <br /> Toluene <0 .005 mg/kg . <br /> Ethylbenzene <0 .005 mg/kg <br /> Total Xylenes <0 .005 mg/kg <br /> TPH as Gasoline <0 .50 mg/kg <br /> I <br /> i <br /> Mitre S rkhoah <br /> Senior Chemist <br />