With the interaction of an organic extraction agent, the 2 products of technical potassium dihydrophosphate and feed-grade dicalcium phosphate, can be obtained from WPA.

• 研究开发了一种湿法磷酸在有机萃取剂的作用下,制取工业级磷酸二氢钾、饲料级磷酸氢钙的方法,介绍试验原理;