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Client: Cotter Corporation CO-0001244 SCG Project No.: 3101187 <br />Site: Schwartmalder Mine WWTF <br />Abstract of Results <br />Test Concentrations: Control (0%), 12.5%, 25%, 50%, 75%, 100% _ <br />10 for Ceriodaphnia dubia <br />Number of Organisms/Concentration: 40 for Fathead minnow <br />10 for Ceriodaphnia dubia <br />Replicates at each Concentration: 4 for Fathead minnow <br />Ceriodaphnia dubia Fathead minnow <br />Test vessel size <br />Exposure volume <br />Pass/Fail Status <br />Temperature Range (°C) <br />Dissolved Oxygen Range (mg/L) <br />pH Range <br />30m1 500ml <br />15ml 250ml <br />PASS PASS <br />24.0-25.6 24.2-25.9 <br />6.5-10.2 5.0-8.6 <br />7.5-9.0 7.4-8.2 <br />CONTROL <br />Alkalinity (mg/L as CaC03) <br />Hardness (mg/L as CaC03) <br />Total residual chlorine (mg/L) <br />Total ammonia (mg/L as NH3) <br />(Cerio/FHM) 100% <br />61/57 117/101/116 <br />96/82 310/313/312 <br /><0.01 <0.01 <br /><0.03 <0.03/0.04/<0.03 <br />SeaCrest Group 4