GOST 19375-74

Zirconium containing refractory materials and products. Methods of determination of sodium and potassium oxides

Occupational safety standards system. Personal protective means of hear body. Test methods. Part 3. Supplementary acoustic test methods

Fiber-optic security system. Terms and definitions

Specific test methods for insulating and sheathing polyethylene and polypropylene compounds of electric cables. Resistance to environmental stress cracking. Wrapping test after thermal ageing in air. Measurement of the melt flow index. Carbon black and/or mineral content measurement in PE

Current collectors of railways electric rolling stock. General specifications

Silicocalcium. Methods for the determination of aluminium