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�5-25-51 1~-D 12 14 ?;1 1.,ESip Q10- -4�10 �. 31/�� <br /> February 25 , 1997 <br /> Sample Log 16467 <br /> QC Report for EPA 8020 & Modified BPA 8015 <br /> Run Log : 6182L <br /> From : Southland/DaVinci (Prod . 9 020700470/6704 ) <br /> Sample(s) Received : 02/24/97 <br /> Matrix Spike <br /> Matrix Spike Duplicate <br /> Parameter % Recovery o Recovery RPD <br /> Benzene 121 106 13 <br /> Ethylbenzene 115 108 6 <br /> TPH as Gasoline 112 113 1 <br /> * RPD = Relative Percent Difference <br /> Parameter Laboratory Control Sample <br /> z Recovery <br /> Benzene 112 <br /> Ethylbenzene 114 <br /> Gasoline 118 <br /> Parameter Method Blank <br /> Benzene <0 . 005 mg/Kg <br /> Toluene <0 . 005 mg/Ka <br /> Ethylbenzene <0 . 005 ng/Kg <br /> Total Xylenes <0 . 005 rig/Kg <br /> TPH as Gasoline <1 . 0 mg/Kg <br /> /0 PIbA _ <br /> snn Sar Ct++wiws <br />