Russian standards
Refrigerants, propellants, production in aerosol packing and polymer materials. Test methods of ozone destroying substances
Document status: Replaced by GOST R 51521-2024
State system for insuring the uniformity of measurements. Microbeam analysis. Electron backscatter diffraction. Measurement of average grain size
Document status: Active
Petroleum products. Determination of carbon residue by micro method
Document status: Active
