0.500 0 g试样溶于硝酸及数滴盐酸中,加入硫酸(1+1)4 mL冒烟,冷却后用3.0 mol.L-1氢氧化钠溶液调节试液酸度至pH 2.0~2.5,将试液以......

采用磷酸三丁酯-聚偏氟乙烯反相分配色层分离法使Al，Ca，Co，Cr，Fe，Mg，Mn，Mo，Ni，Sn，Ti，V，Gd与U分离，用电感耦舍等离子体原子发射光谱法测定Al，Ca，Co，C......

This paper presents a study on the process engineering aspects of relevance to the industrial implementation of ThO2 and......