
Precious metals. The finenesses of solders used with precious metal jewellery alloys
STANDARD published on 1.11.2001
Designation standards: STN EN 1904
Classification mark: 420657
Catalog number: 18904
Publication date standards: 1.11.2001
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Slovak technical standard
Category: Technical standards STN