GOST R 70657-2023

Safety in emergencies. Respiratory protective devices. Contained breathing apparatus with chemical oxygen. General technical requirements

Asynchronous controlled variable electric drives for energetic objects. General specifications

Clay raw materials. Method for determination of calcium and magnesium in water extract

Information technology. International standardized. Profiles TB, TC, TD and TE. Connection-mode transport service over connection-mode network service. Part 2. Subnetwork-type independent requirements for group TC

Food concentrates. Methods for determination of fat

Seamless and welded steel tubes. Part 9. Automated ultrasonic testing for the detection of imperfections in strip/plate used for the manufacture of welded steel tubes