伯胺N1923萃取硫氰酸钴(Ⅱ)的动力学

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<正> N1923是国产仲碳伯胺萃取剂,已见其对贵金属的萃取理论研究。我们曾考察过它对硫氰酸钴的萃取平衡及该体系的萃合物组成,本文报道用生长液滴法对N1923萃取硫氰酸钴的动力学研究结果。 1 实验 1.1 主要试剂 萃取剂为伯胺N1923(中科院上海有机所实验厂,6.66×10~2Pa、175~205℃下减压蒸镏提纯),其煤油溶液的浓度用标准酸滴定。萃取实验前用HSCN将
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