摘要
氟硅酸是湿法生产磷肥的副产品。本文论述由氟硅酸制备高纯二氧化硅和氟化铵的原理和工艺条件 ,研究了各种因素对产品质量的影响 。
Fluosilicic acid is the by-product in the production of phosphate fertilizers by wet process. The principles and process conditions for preparation of high purity silica and ammonium fluoride from fluosilicic acid are described . The factors influencing the quality of the product are studied and high purity silica and ammonium fluoride are produced.
出处
《河南化工》
CAS
2002年第12期17-19,共3页
Henan Chemical Industry
关键词
氟硅酸
高纯二氧化硅
氟化铵
制备
high purity silica
ammonium fluoride
preparation
fluosilicic acid
