complexant

Metal complexants such as ferrous complexant and cobaltic complexant are common used in this process.

相法常用的金属剂有亚铁剂和钴剂等。

Cu-Sn alloy coating with different Sn content can be replacement plating out on iron and steel surface in a solution comprising of copper sulfate, stanous sulfate, complexant and stabilization agent.

铁件在由硫酸铜、硫酸亚、剂、稳定剂等组成的溶中,可以置换镀覆不同分数的铜- 金镀层,其工艺可替代氰化物预镀铜,消除氰化物污染,是实现电镀清洁生产措施之一。