STN 441503 (441503)

Tin-tungsten ores and concentrates. Determination of tungsten content

NORM herausgegeben am 1.7.1990

The information about the standard:

Designation standards: STN 441503
Classification mark: 441503
Catalog number: 63186
Note: UNGÜLTIG
Publication date standards: 1.7.1990
Approximate weight : 12 g (0.03 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN