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AccuL_A65S, INC <br /> July 14 , 2000 <br /> Sample Log 21489 <br /> QC Report for EPA 602 & Modified EPA 8015 <br /> Run Log : 2192V <br /> From : Earth Grains-Center Street (Prof . # 8067-04) <br /> Sample(s) Received : 07/03/00 <br /> Matrix Spike <br /> Matrix Spike Duplicate <br /> Parameter % Recovery % Recovery RPD <br /> Spiked sample too contaminated for spike recovery. See LCS data. <br /> * RPD = Relative Percent Difference <br /> Parameter Laboratory Control Sample <br /> % Recovery <br /> Benzene 104 <br /> Ethylbenzene 105 <br /> Gasoline 104 <br /> Parameter Method Blank <br /> 1 Benzene <0.50 ug/L <br /> Toluene <0.50 ug/L <br /> Ethylbenzene <0.50 ug/L <br /> Total Xylenes <0.50 ug/L <br /> TPH as Gasoline <50 ug/L <br /> Tom K <br /> Lab DS Zc r <br />