Section NR 149.49 - Quality control requirements for whole effluent toxicity testing(1) ACUTE AND CHRONIC WHOLE EFFLUENT TOXICITY TESTING BY SPECIES. Laboratories analyzing whole effluents for acute and chronic toxicity for a given species shall follow the quality control requirements referenced in the "State of Wisconsin Aquatic Life Toxicity Testing Methods Manual", 2nd edition.(2) CHEMICAL TESTING IN SUPPORT OF WHOLE EFFLUENT TOXICITY TESTING. Laboratories performing tests for alkalinity, ammonia, hardness, pH, conductivity, dissolved oxygen and total residual chlorine shall follow the quality control requirements specified in s. NR 149.48 except that laboratories need not analyze matrix spikes or matrix spike duplicates for ammonia, and hardness.Wis. Admin. Code Department of Natural Resources NR 149.49
CR 06-005: cr. Register April 2008 No. 628, eff. 9-1-08.