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SGT <br />ADDRESS AlL CORRESPONDENCE TO' <br />CgAMERCIAE TESTING R ENGINEERING CO <br />X865 MRIS STREET, SUItt D-20e <br />DENVER, CO IIM79 <br />TEL (3W) 373J 772 <br />Results rAx (303,373.,7y1 <br />• WHOLE EFFLUENT TOXICITY BIOASSAY <br />The effluent sample did not indicate acute toxicity low~rds Pimrphales promelas and Daphnia <br />magna survival. The following table highlights statistical endpoints for each species tested: <br />SPECIES LCD IC=S NOEC~ LOEC° <br />Fathoad minnow >10096 - 100`k >100% <br />Daphnia magna >100°k 100% >100% <br />• EFFLUENT AND LABORATORY WATER CHEMISTRIES <br /> PARAMETER EFFLUENT ~ MEDIUM HARD HARD LAB <br /> LAB WATER WATER <br /> Dissolved Oxygen (mylL) 11.3 r3 a 8 4 <br /> pH (Standard Units) 8.4 8 2 8.3 <br /> Hardness (mglL CaCO~) 1195 140 185 <br /> Alkalinity (mg/L CaCO,) 245 85 150 <br /> Ammonia (mg1L as N) <7.0 <1.0 <1.0 <br /> Residual Chlorine (mgll) .0.2 <0.1 <0.1 <br /> Conductivity (µmhos/cm) 1820 470 800 <br />• FATHEAD MINNOW AND DAPHNIA MAGNA SURVIVAL DATA <br /> CONCENTRATION ORGANISM S EXPOSED MORTALITIES •/. MORTALITY <br /> DM FH DM FH DM FH <br /> 100°~~ 20 40 0 0 0.00 0.00 <br /> 7s~ zo ao 0 0 0.00 0.00 <br /> soy 20 ao 0 0 0 oa o.oo <br /> 25% 20 40 0 0 O.DO 0.00 <br /> 12.5% 20 40 1 0 5.00 0.00 <br /> Control 20 40 0 0 0.00 0.00 <br />Inhibition Concentration al 25°~ Reduction <br />~ No Observed Ef(uct Concentration <br />° Lowest Observed Eftert Concentration <br />