Russian standards PDF
Inorganic pigments. Methods of testing reducing power of white pigments
Document status: Active
Pulp and paper. Method for determination of mass percentage of calcium
Document status: Active
Copper. Method of spectral analysis of metal standard specimens with photoelectrical registration of spectrum
Document status: Replaced by GOST 31382-2009
Copper. Method of spectral analysis of metal standard specimens with photographic registration of spectrum
Document status: Active