This silver anti-tarnish agent protects electric and electronic components processed with silver or silver plating as well as jewelry from ambient contaminants. We offer neutral water-soluble and solvent bases for anti-tarnish agents. Among our anti-tarnish agents, AC-20 and AC-70 have higher tarnish prevention effect for sulfide gas, and AC-410 for potassium sulfate solution. [Features] - Strong tarnish prevention effect - Can be used with a wide pH range (pH4 - 10) - Strong adhesion A protective film is formed through chemical reaction with silver, providing strong adhesion that cannot be washed off with water. - High solderability High solderability allows it to be used for various electric and electronic components. - Economical as it can be diluted by as much as 10 times. - Already a neutral agent so no neutralization treatment is required at disposal. - Packaging: Contains 18kg * For details, please download our catalogues or contact us.