Lead is more solvent in acidic water.
铅在酸性水中更易溶解。
Meanwhile, an effective method of obtaining acidic components from heavy oil by solvent extraction was provided and the suitable extraction condition was explored.
同时建立了一种有效的溶剂萃取、浓缩超稠油中酸性组分的分离方法，并探讨了适宜的萃取条件。
Research work on the solvent extraction for palladium recovery from acidic solution developed in recent 10 years was described.
概述了近十多年来溶剂萃取法从酸性溶液中回收钯的研究工作。
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