ORGANIC AND INORGANIC PREPARATIONS, SUBSTANCES AND MATERIALS FOR USE IN THE TREATMENT, PROCESSING AND PURIFICATION OF TURBID LIQUIDS, NAMELY, COAGULATING AGENTS, FLOCCULATING AGENTS; ORGANIC AND INORGANIC PREPARATIONS, SUBSTANCES AND MATERIALS FOR USE IN THE TREATMENT, PROCESSING AND PURIFICATION OF TURBID WATER, NAMELY, COAGULATING AGENTS, FLOCCULATING AGENTS