讨论了在净化过程中锌粉全悬浮的重要性。
The importance of zinc powder full suspended in the purity process is discussed.
在湿法炼锌锑盐净化除钴过程中，锌粉粒度与单耗有很大的关系。
During the purification co removal of zinc hydrometallurgy by antimonate, the particle size of zinc powder has a great relation to unit consumption.
净化过程主要是加入锌粉到溶液，这样所有电位序在锌之后的元素都被置换出来并且凝固沉淀下来。
Purification is mainly done by adding zinc dust to the solution. As all the elements to be removed lie below zinc in the electrochemical series they can be precipitated by cementation.
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