GOST 12697.1-77

Epoxy anhydride hardeners. Methods for determination of total acid number of acid and their relation

Hexagon throw-away (indexable) carbide cutting inserts with cylindrical holes. Design and dimensions

Baddeleyite-corundum refractories. Method for the determination of calcium and magnesium oxide content

Medical devices. Requirements for samples and documentation presented for toxicological tests, sanitary and chemical analyses, tests for sterility and pyrogenicity

Hollow insulators for use in electrical equipment. Test methods

State system for ensuring the uniformity of measurements. Certified reference materials of natural gas magistral and substitute natural gas. Procedure of determining the metrological characteristics