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用湿法磷酸制工业磷酸二氢铵工艺综述

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综述用湿法磷酸制工业磷酸二氢铵的几种工艺,包括传统化学法工艺、改进化学法工艺、化学净化与溶剂萃取联合除杂质工艺、湿法磷酸净化工艺、化学净化与溶剂萃取相结合工艺、萃取盐酸法工艺,介绍各工艺的生产流程,分析各工艺优缺点.建议厂家根据实际情况选择合适的工艺.
Review on production process of industrial ammonium dihydrogen phosphate from wet-process phosphoric acid
Several production processes of industrial ammonium dihydrogen phosphate from wet-process phosphoric acid are reviewed,including traditional chemical method,improved chemical method,chemical cleaning and solvent extraction combined removing impurities process,wet-process phosphoric acid purification process,chemical cleaning and solvent extraction combined prepare,extraction with hydrochloric acid process.The production process of each process is introduced,the advantages and disadvantages of each production process are analyzed.It is proposed that manufacturers should choose the appropriate process according to the actual situation.

wet-process phosphoric acid (WPA)industrial ammonium dihydrogen phosphateprocess flowadvantages and disadvantages

李军、金央、罗建洪

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四川大学化学工程学院,四川成都610065

湿法磷酸 工业磷酸二氢铵 工艺流程 优缺点

2016

磷肥与复肥
郑州大学 中国磷肥工业协会

磷肥与复肥

CSTPCD
影响因子:0.291
ISSN:1007-6220
年,卷(期):2016.31(5)
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