PRODUCTS

1. An anti-discoloration protective layer formed on the surface; suitable for Ag-Cu, Cu alloy, and other alloys

2. Hexavalent chrome-free

3. Simple operation and easy management

4. Applicable to silver and copper accessories, Cu alloy, electronics, etc.

1. Nitrate ion-free, a new eco-friendly product without air pollution

2. Simple operation to show gold imitate effect

1. Nitrate ion-free eco-friendly product

2. Colorless transparent protective layer formed, prevent surface oxidation and improve corrosive-resistance

3. Single additive addition, simple operation