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a <br /> z <br /> QUATIC <br /> BIOASSAY & <br /> CONSULTING <br /> LABORATORIES, INC <br /> ,...:.fit. <br /> TOXICITY TESTING • OCEANOGRAPHIC RESEARCH <br /> November 19 , 1391 <br /> 1 <br /> Mr. Rob Sengebush <br />' WESTON Analytics <br /> 2129 Frank West Circle Suite A <br /> Stockon, CA 95206 <br /> 1 Dear Mr. Sengebush: <br /> In accordance with Chain of Custody dated November 11 , 1991 , <br /> we are pleased to present the enclosed bioassay report, <br /> Lab No. WES1112 . 642 , for the sample labeled 014 Composite C and <br />' received in this laboratory on November 12 , 1991 . The test was <br /> conducted in freshwater, utilizing fathead minnows (Pimephales <br /> promelas) . Results were as follows : <br /> Sample I .D. 014 Composite C <br />' Date Received November 12 , 1991 <br /> 96 hr LC50 >750 mg/L <br /> 95% Conf. Int. = N/A <br /> I <br /> IRespectfully submitted, <br /> Thomas (Tim) Mikel <br /> Laboratory Director <br /> I29 NORTH OLIVE STREET, VENTURA, CA 93001 • (805) 643-5621 <br />