Hard and brown coals. Determination of vanadium content in ash of hard and brown coals
STANDARD published on 1.8.1985
Designation standards: STN 441389
Classification mark: 441389
Catalog number: 63145
Publication date standards: 1.8.1985
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Slovak technical standard
Category: Technical standards STN