1995GOST 2059-1995 Solid mineral fuel. Determination of total sulfur. High temperature combustion method
1974GOST 4339-1974 Coke. Rapid method for the determination of total sulphur content
0000 GOST 4339-1965
GOST 4339-1974 Coke. Rapid method for the determination of total sulphur content was changed to GOST 2059-1995 Solid mineral fuel. Determination of total sulfur. High temperature combustion method.