GOST 18140-84

Automatic fire extinguishing systems. Fire extinguishing media. Part 1. Foam fire extinguishing concentrates for surface application to water - miscible liquids. General technical requirements and test methods

Office furniture. Functional dimensions of cabinet sections

X-ray devices. The methods of measuring of the voltage of X-ray tube

Zirconium containing refractory materials and products. Methods for determination of yttrium oxide

Medical endoscopes. Terms and definitions

Occupational safety standards system. Respiratory protective devices. Valved filtering half masks to protect against gases and or gases and particles. General specifications