EN ISO 4524-3:1995 Metallic Coatings - Test Methods for Electrodeposited Gold and Gold Alloy Coatings - Part 3: Electrographic Tests for Porosity (ISO 4524-3 : 1985)
2021EN ISO 4524-3:2021 Metallic coatings - Test methods for electrodeposited gold and gold alloy coatings - Part 3: Electrographic tests for porosity (ISO 4524-3:2021)
1995EN ISO 4524-3:1995 Metallic Coatings - Test Methods for Electrodeposited Gold and Gold Alloy Coatings - Part 3: Electrographic Tests for Porosity (ISO 4524-3 : 1985)