采用自行制备的改性脱磷剂对高磷赤铁矿选矿废水的除磷性能进行研究.结果表明:对于pH 2.50～2.53、含磷98.85 mg/L的实际选矿废水,改性脱磷剂的最佳投加量为22 g/L,除磷效率为99.32%,出水pH值为3.50;改性脱磷剂的除磷效果较好并可保持出水的酸度较低,有利于高磷赤铁矿选矿酸性废水的在线处理和循环利用.
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