Ferrotungsten, silicocalcium and ferroboron. Methods for sampling and sample preparation for chemical and physico-chemical analyses
STANDARD published on 1.1.1986
Designation standards: GOST 25207-85
Publication date standards: 1.1.1986
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Russian technical standard
Category: Technical standards GOST