DIN EN ISO 4521:2009-01 Metallic and other inorganic coatings - Electrodeposited silver and silver alloy coatings for engineering purposes - Specification and test methods (ISO 4521:2008); German version EN ISO 4521:2008
2009DIN EN ISO 4521:2009-01 Metallic and other inorganic coatings - Electrodeposited silver and silver alloy coatings for engineering purposes - Specification and test methods (ISO 4521:2008); German version EN ISO 4521:2008