UNE-EN 31426:1996

DETERMINATION OF GOLD IN GOLD JEWELLERY ALLOYS. CUPELLATION METHOD (FIRE ASSAY). (ISO 11426:1993).

NORMA vydaná dňa 19.9.1996

The information about the standard:

Designation standards: UNE-EN 31426:1996
Note: NEPLATNÁ
Publication date standards: 19.9.1996
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE