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JAN-31-01 ICED 1240 Phi ACCULABS DAVIS FAX NO, 530 753 6091 P. 06/12 <br /> ACCLILA9S, INC <br /> January 31, 2001 <br /> Sample Log 22237 <br />' QC Report for EPA 8020 & Modified EPA 8015 <br /> Run Log : 2200C <br /> From : Earthg.rains repot (Prof # 23-484512-A00) <br /> Sample(s) Received : 01/17/01 <br /> Matrix Spike <br /> Matrix Spike Duplicate <br /> Parameter % Recovery % Recovery RPD <br /> Benzene 102 102 0 <br /> Ethylbenzene 101 98 3 <br /> TPH as Gasoline 107 120 11 <br /> * RPD = Relative Percent Difference <br /> Parameter Laboratory Control Sample <br /> Recovery <br /> Benzene 95 <br /> Ethylbenzene 96 <br /> Gasoline 103 <br /> Parameter Method Blank <br /> 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 /> f <br /> Tam K.-k. <br /> 1.4A aL q t0 <br />