JIS H6309:2022

Jewellery -- Fineness of precious metal alloys

NORMA vydaná dňa 21.2.2022

The information about the standard:

Designation standards: JIS H6309:2022
Publication date standards: 21.2.2022
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: Other standards
Kategória: Technické normy JIS