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METHOD FOR ENRICHING SCANDIUM

机译:富集镉的方法

摘要

A method for enriching scandium, comprising the following steps: S1, extracting scandium from a scandium-containing inorganic acid solution using an organic extractant or an organic solvent solution containing an organic extractant to obtain an organic phase containing scandium; and S2, back-extracting and precipitating the organic phase containing scandium using a precipitant solution, followed by separation to obtain a precipitate containing scandium, a precipitation mother liquor, and a no-load organic phase. The precipitant solution plays a role in back-extraction and precipitation at the same time, thereby shortening the operation process and reducing the consumption of raw materials.
机译:一种富集scan的方法,包括以下步骤:S1,使用有机萃取剂或含有机萃取剂的有机溶剂溶液从含scan的无机酸溶液中萃取scan,得到含scan的有机相。 S2,使用沉淀剂溶液对含有scan的有机相进行反萃取沉淀,然后进行分离,从而得到含有scan的沉淀,沉淀母液和空载有机相。沉淀剂溶液同时起到反萃取和沉淀的作用,从而缩短了操作过程并减少了原材料的消耗。

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