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Solid mineral fuel. Determination of major and minor elements in ash by X-ray fluorescence spectrometric method
Document status: Active
Brown coals, hard coals, anthracite and combustible shales. Method for sampling of seam samples
Document status: Active
Clay raw materials. Method for determination of free silicon dioxide
Document status: Replaced by GOST 21216-2014
Petroleum-based lubricating oils. Ageing characteristics. Determination of change in Conradson carbon residue after oxidation
Document status: Active
Shearers. General technical requirements. Test methods
Document status: Cancelled