研究了三聚氰胺结晶法净化湿法磷酸生产磷酸二氢钾的结晶过程。
Crystallization course of potassium dihydrogen phosphate from wet process phosphoric acid purified by crystallization with melamine phosphate was investigated.
湿法磷酸生产副产磷石膏的堆放不仅占用大量土地，而且严重污染环境。
The storage of the by-product phosphogypsum from wet phosphoric acid production not only takes a lot of space, but also poses a severe pollution of the environment.
研究了用三聚氰胺结晶法由湿法磷酸生产磷酸二氢钾的结晶动力学过程。
The crystallization kinetics of potassium dihydrogen phosphate from wet-process phosphoric acid purified by crystallization of melamine phosphate was investigated.
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