研究了一种新的黄腐酸提纯工艺方法，采用异相离子交换膜进行黄腐酸的电渗析提纯，黄腐酸经电渗析后的纯度可达95% ，收率为88.47% ；
Proposed is a process for purification of yellow humic acid by heterophase cation-exchange membrane. After electrophoresis, its purity was up to 95% and recovery, 88.47%.
通过对脱硫废液电渗析再生用膜的探讨，说明了离子交换膜的理论、制法和性能。对电渗析所采用之膜的性能特点和制备工艺作了分析。
Theories, making processes and performances of ion exchange membrane are described through discussions on regenerative membrane used in electrodialysis of desulfurization waste liquid.
作者综述了电渗析法、 离子膜电解法和扩散渗析法等离子交换膜技术处理冶金工业废液的研究与应用现状。
The study and application of it have been summarized in treating metallurgy liquid waste with the technique such as electrodialysis, electromembrane processing and diffusion dialysis, etc.
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