90.93 Standard confirmed Jun 8, 2022
CEN
CEN/TC 410 Consumer confidence and nomenclature in the diamond industry
European Norm
39.060 Jewellery
Published
This European Standard specifies the precious metal content in solders suitable for use in the production of jewellery made of precious metal alloys.
PUBLISHED
EN 1904:2000
90.93
Standard confirmed
Jun 8, 2022