99.60 Withdrawal effective Nov 3, 2021
CEN
CEN/TC 262 Metallic and other inorganic coatings, including for corrosion protection and corrosion testing of metals and alloys
European Norm
25.220.40 Metallic coatings
Withdrawn
Specifies five electrographic tests for assessing the porosity of these gold and gold alloy coatings for engineering, and decorative and protective purposes. The methods are: cadmium sulfide paper test, nioxime paper test, dye-transfer paper test 1 and 2, and electrographic gelatine film test.
WITHDRAWN
EN ISO 4524-3:1995
99.60
Withdrawal effective
Nov 3, 2021
PUBLISHED
EN ISO 4524-3:2021