complexant

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

相络合法常用的金属络合有亚铁络合和钴络合等。

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、硫酸亚锡、络合、等组成的溶中,可以置换同锡质量分数的铜- 锡合金层,其工艺可替代氰化物预铜,消除氰化物污染,是实现电清洁生产措施之一。