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02/12/1900 05:25 FROM TO 1022212099425276 P.11 <br />E*K Laboratories, In <br />Analytical & Environmental Services <br />Cliont: Union Pacific Rail Road <br />Prclect name: <br />Project 1: ! <br />QC Report Date: December 20, 1996 f) <br />1; <br />Quality Control Report <br />Run LabR Test Name Anal e <br />7555 9605463 Soluble Selenium by Hydride 03118!1996 <br />control Samples t� <br />Ae a Blank i..ab# Found Du2 RPD ike MS MSX MSD MSD% RPD True Found R <br />Soluble Selenium on YET Extract MD 9605463 NO 0.1 0.08 81.0% 0.08 82X 1.2% 0.05 0.049 9&= <br />I: <br />MD m Not Detected I� <br />MS ■ Matrix Spike Recovery <br />i; <br />RSD a Matrix Spike Duplicate Reoovery „ <br />RPD a Relative Percent Deviation <br />.11 <br />14859 East Clark AN <br />DEC 20 '96 10:25 <br />Industry, California 91745-1396 (818) 336-2139 FAX (818) 336-2634 <br />PAGE. 011 <br />