Investigated coagulation wastewater production of woolen felts using ferrous sulfate (III) as a coagulant. Optimal for removing pollutants is to add 10 % aqueous solution of ferrous sulfate at a dosage of 0.75 g/l.
сточные воды, войлочное производство, коагуляционная очистка, сульфат железа (III), wastewater batt manufacture, purification coagulation, iron sulfate (III)
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