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i <br /> May 10, 1994 <br /> Sample Log 9330 <br /> QC Report for EPA 602 & Modified EPA 8015 ' <br /> From : Project # 1628 .02 (Crystal Creamery) ' <br /> Sample(s) Received : 05/05/94 <br /> Matrix Spike ' <br /> Matrix Spike Duplicate <br /> Parameter Recovery % Recovery RPD <br /> Benzene- -- 107 _- 109 1 <br /> Ethylbenzene 108 108 0 <br /> TPH as Gasoline 98 104 6 ' <br /> * RPD = Relative Percent Difference <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/LHitra ' <br /> wino 3chemist . <br /> Senior Chemist <br /> r <br /> Western Environmental Science& Technology 45133 County Road 328 • Davis, CA 95616 916 753-9500 FAX 916 757-4652 <br />