本文研究了在浸出过程中加入添加剂抑制杂质浸出的方法。
In this paper, studies are made on the impurities control method during leach by adding the additive.
对于发酵型食品添加剂，发酵料液及发酵废水中含有残留的菌丝体、糖或蛋白质、悬浮微粒和有机盐等杂质。
As to fermented food additive, fermentation broth and fermentation wastewater contain impurities such as mycelia, sugar or protein that remained, suspend substance and organic salt, etc.
用氨水浸取煅烧后的铜精粉时，加入一种添加剂，不仅可明显提高铜的浸取率，而且可保证产品中的杂质含量符合标准要求。
The production ratio will be increased by putting one additive in the reactor with the burned copper and ammonia. At the same time, the content of forrign matter is up to the standard.
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