GOST R 70491-2022

Occupational safety standards system. Means for individual protection of breathing organs. Methods of testing all-service canisters protection time against noxious gaseous contaminants

Cis-isoprene synthetic rubber. Specifications

Steel and alloys. Methods for detection and determination of grain size

Thermal insulating products in building applications. Method for determination of long-term moisture absorption by diffusion

State system for ensuring the uniformity of measurements. Acoustics. Reference zero for the calibration of audiometric equipment. Part 7. Reference threshold of hearing under free-field and diffuse-field listening conditions

State system for ensuring the uniformity of measurements. State verification schedule for means of measuring volume of liquid