The article deals with the BESA phosphoric acid process by wet purification.
着重介绍了BESA湿法磷酸的净化工艺。
Six, in phosphoric acid purification, help wet-process phosphoric acid process gypsum separation. 7, used for water in rivers of water works water treatment flocculant.
在磷酸提纯中， 有助于湿法磷酸工艺中石膏的分离。 7、用于以江河水源的自来水厂的水处理絮凝剂。
A purification process of wet-process phosphoric acid, which is used for the production of toothpaste-grade calcium hydrogen phosphate, was studied.
以湿法磷酸为原料制取牙膏级磷酸氢钙的关键在于解决湿法磷酸的净化与脱氟问题。
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