This standard establishes a reference method for determining the mass fraction of total sulfur in anthracite, hard and brown coal, lignite, combustible
GOST 8606-1993 Referenced Document
GOST 10742-1971 Brown coals, hard coals, anthracite, combustible shales and coal briquettes. Methods of sampling and preparation of samples for laboratory tests
GOST 11303-1975 Peat and products of its processing. Method of preparation of analysis sample