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WBL <br /> Mr. Jeff Hess <br /> Environmental Solutions, Inc. <br /> November 4, 1992 <br /> Page 2 <br /> SUMMARY: <br /> Fathead minnow 96-hour percent survival was 100% in Control. <br /> Fathead minnow 96-hour percent survival in the test concentrations was 100% <br /> for 250 mg/1, 95% for 500 mg/L and 100% for 750 mg/L. <br /> The 96-hour I.C50 >750 mg/L for sample #11371. <br /> The transcribed data sheets and chain-of-custody for this test are enclosed. <br /> If you have any questions concerning this report please contact Linda <br /> Mortensen, Hazardous Waste Testing Specialist, at the lab (510) 686-3215 or <br /> at the administrative office (510) 934-4884. <br />