摘要
DCS-偶氮胂分光光度法测定钍的研究及应用稀土精矿中微量钍的测定王木林1张晓君1刘宏2(1.内蒙古大学化学系,010021,呼和浩特;2.内蒙古药品检验所,010025,呼和浩特)关键词钍DCS-偶氮胂分光光度KeywordsThoriumDCS-A...
That thorium forms a purple complex with DCS Arsenazo in the presence of hydrochloric acid is showed.With λ max =632nm and ε =9.4×10 4.A new spectrophotomatric method for separation of Tr by ion exchange is used for determination of trace amounts of thorium in rare earth minerals.
出处
《内蒙古大学学报(自然科学版)》
CAS
CSCD
1997年第1期138-140,共3页
Journal of Inner Mongolia University:Natural Science Edition
基金
国家自然科学基金