摘要
介绍了多聚磷酸与普通热法磷酸物化性质的差异以及目前国内外多聚磷酸的现状及市场前景,提出了杂质砷对多聚磷酸的影响并概述了目前磷酸广泛采用的几种脱砷方法。
Difference between properties of polyphosphoric acid and thermal phosphoric acid,as well as current situation and market prospect of polyphosphoric acid in domestic and abroad were introduced,effect of the impurity arsenic on polyphosphoric acid was discussed,and methods widely used for the removal of arsenic at present was summarized.
出处
《云南化工》
CAS
2007年第4期63-66,共4页
Yunnan Chemical Technology
关键词
多聚磷酸
热法
磷酸
砷
polyphosphoric acid
thermal method
phosphoric acid
arsenic removal
