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Seamless steel tubes for petroleum processing and petrochemical industry. Specifications
Document status: Replaced by GOST 550-2020
Russian system of quality. Comparative testing of pure natural honey
Document status: Active
Non-ferrous metals. Determination of grain size by comparison with microstructure scale
Document status: Active
Regulation for establishment of permissible limits of pollutant emissions by economic entities being projected and in operation and methods of determination of the limits
Document status: Active