The ISS desulfurizing catalyst is a multi-component compound wet oxidative desulfurization catalyst, composed of a compound coordination complex of metallic iron of variable valency as the main redox catalyst and mixed polyphenols as the auxiliary redox catalyst, with the addition of other functional aids. ISS脱硫催化剂是一种多元复合型湿式氧化脱硫催化剂,以变价金属铁的复合配位络合物为主氧化-还原催化剂,配以混和多酚类物质为辅氧化-还原催化剂,再添加其它功能性助剂组成。
A Theoretical Model for Variable Valency Ion-Selective Electrode 变价态离子电极的理论模型
Uranium is an element of variable valency. 铀是变价元素,还原体(体系)在铀富集过程中起着相当重要的作用。
Explanation for the Special Behaviour of the Variable Valency Ion Selective Electrode 变价态电极的行为机制