|ITEM||Unit||First grade||Superior grade|
|Appearance||White, grayish yellow or light blue powder||White, grayish yellow or light blue powder|
This product is used as a complexing agent in the plating solution of cyanide copper plating. The dispersion and coverage of the plating solution are better. For steel products, zinc Chemicalbook products and other substrate metal direct plating copper layer can obtain good adhesion coating. Its disadvantage is that the plating solution is highly toxic, with this solution copper plating must be three waste treatment, in order to protect the environment, reduce public hazards.