GOST 25506-82

Tubing with internal liner. Specifications

Tests of materials from cables during combustion. Determination of degree of evolved gases by measuring pH and conductivity

Translucent products with safe glazing for buildings of preschool educational and general education organizations. Monitoring of technical condition, maintenance and repair during operation

Low-power electronic tubes or valves. Methods of test and measurement under rectifying conditions

Information technology. Cryptographic Data Security. Cashing function

Automatic valves for regulation of temperature in heating devices of systems of water heating of buildings. General specifications