In the paper, the author has put forward a workable process to lower cobalt content in zinc sulfate solution in first purification process based on the principle of metallurgy and practice.

• 文章从冶金原理和生产实践的角度出发,分析了硫酸锌溶液一次净化的生产现状,并提出了降低硫酸锌溶液一次净化后液钴含量的途径。