The volcanic rocks of the Colíder and Roosevelt formations are extensively exposed in the south-central portion of the ......

采用LN树脂一柱分离微量(1-3mg)岩石样品中的Sm-Nd,本方法采用稀盐酸作为洗脱剂,可以从岩石基体溶液中直接分离出高纯的Sm和Nd.样......