Russian standards
Brown coals, hard coals and anthracite. Method for determination of abrasive coefficient of ash
Document status: Replaced by GOST 21708-96
Manganese ores, concentrates and agglomerates. General requirements for the methods of chemical analysis
Document status: Replaced by GOST 22772.0-96
Melted welding fluxes. Methods of calcium fluoride determination
Document status: Replaced by GOST 22974.11-96
Melted welding fluxes. Methods of calcium and magnesium oxide determination
Document status: Replaced by GOST 22974.5-96
Melted welding fluxes. Method of titanium oxide (IV) determination
Document status: Replaced by GOST 22974.9-96