
Jewellery and precious metals - Fineness of precious metal alloys (ISO 9202:2019)
STANDARD published on 5.2.2020
Designation standards: UNE-EN ISO 9202:2020
Publication date standards: 5.2.2020
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: Spanish technical standard
Category: Technical standards UNE