1.Special flocculants of printing and dyeing wastewater. 2.It has no the defects of Ferrous Sulfate. 3.Solution is weak acid. 1. Properties: company's standard ItemThis productFe,%,20.93Reductive matter , (as Fe2+ ), %, ≤8.78Basicity, %10.89Insoluble matter, %,≤0.13PH...