GOST 1027-67

Melted welding fluxes. Methods of flux decomposition

Crystal silicon. Methods of aluminium determination

Occupational safety standards system. Polymer coated materials for special clothes and hand protection means. Method for determination of acid and alkali resistance

Data transmission system signal conversion equipment for unswitched voice frequency channels, using compression information cod

Combined broaches with diameter from 90 to 120 mm for slitting holes with involute profile with wind round tail and centering at outside diameter with module from 2,5 mm. Construction

Secondary cells and batteries containing alkaline or other non-acid electrolytes. Lithium secondary cells and batteries for use in electrical energy storage systems. Safety requirements and test methods