缔合法制备磷酸氢钙的探索研究

The Research and Exploration of Preparation of Calaium Hydrogenphosphate by Association

研究了以缔合剂ASAM和湿法磷酸为主要原料 ,选取适宜的钙原料 ,经缔合、置换、中和、过滤制备磷酸氢钙的工艺。磷酸氢钙产品达到国家饲料级标准 (GB82 4 7- 82 58- 87)

Study a new process for the produce calcium hydrophosphate by association, replacement, dissociation, neutralize and soon. The main raw materials is wet process phosphoric acid, association agent ASAM and select suitable calcium. The product quality meet standard of GB8247-8258-87.