Brown coals, hard coals, anthracite and combustible shales. Method for the determination of mass fraction of gallium
NORM herausgegeben am 1.1.1979
Designation standards: GOST 12711-77
Publication date standards: 1.1.1979
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Russian technical standard
Kategorie: Technische Normen GOST