电流滴定铱锇矿和Pt-Ru-Ir合金中的铱  

Amperometric Determination of Iridium in Iridosmene and Pt-Ru-Ir Alloys

作　　者：赵丽莎[1] 洪英[1] 李振亚[1] 

机构地区：[1]昆明贵金属研究所

出　　处：《贵金属》1999年第2期37-39,54,共4页Precious Metals

摘　　要：ＩｒＯｓ矿经碎化，碱熔，酸浸出。Ｐｔ－Ｒｕ－Ｉｒ合金用封管氯化法制成氯络合盐溶液。高锰酸钾－溴酸钠氧化除Ｏｓ、Ｒｕ。Osmite was powdered,fused by base,and immersed out by acid.Pt-Ru-Ir alloys were chlorodized to the solutions of chloroiridate complexes in sealed tube.Osmium and ruthenium were removed by oxidation with KMnO4-NaBrO3,then iridium was determinated amperometrically by FeSO4.

关 键 词：电流滴定 铱 铱锇矿 铂铷铱合金 硫酸亚铁 

分 类 号：TF830.21[冶金工程—有色金属冶金] TG146.3[一般工业技术—材料科学与工程]