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Natural combustible gases. Methods for determination of hydrogen sulphide and sulphur mercaptan
Document status: Replaced by GOST 22387.2-97
Petroleum products. Determination of sulphur content by lamp method
Document status: Active
Unused lubricating base oils and asphaltene free petroleum fractions. Determination of polycyclic aromatics by dimethyl sulphoxide extraction method and refractive index measuring
Document status: Active
Solid mineral fuels. Determination of chlorine. High temperature combustion method
Document status: Active