Based on aluminium sulphate,ferric sulphate and silicic acid,polysilicate aluminium ferric (PSAF) being used as a flocculant has been synthesized.
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以硫酸铝、硫酸铁、水玻璃为主要原料,制备了聚合硅酸铝铁(PSAF)絮凝剂。
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