GOST 28577.1-90

Electronic tubes and microwave protection devices. Terms, definitions and latters symbols

State system for ensuring the uniformity of measurements. National standard. Standard reference data. Tellurian glasses of system TeO2 + R2O and their fusions. Thermal conductivity in the temperatures range from 300 K to 800 К and concentration of oxides of alkaline R2O

Building structures. Fire hazard test method

Fire engineering. Foam fire-extinguishing installations. Low expansion foam generators for subsurface extinguishing in tanks. General technical requirements. Test methods

Polyethylene. Method for determination of extractable substances content by diethyl ether

Wheat bread. Ѕpecifications