Most recent
DIN EN ISO 9202:2019
Jewellery and precious metals - Fineness of precious metal alloys (ISO 9202:2019); German version EN ISO 9202:2019
This document specifies a range of fineness of precious metal alloys (excluding solders) recommended for use in the field of jewellery. This standard applies to precious metall allloys of gold, silver, platine and palladium. It references to the relevant reference methods for the analysis of the fineness.
Deutsches Institut für Normung [din]