GOST R 57500-2017

Occupational safety standards system. Respiratory protective devices. Methods of test and test equipment. Part 4. Determination of gas capacity, internal migration/desorption of gas and combined filters using constant air flow and breakthrough time of filters against carbon monoxide using sinusoidal air flow

Air quality. Method of establishing allowable industrial emission levels with regard to environmental standards

Inhalation anesthesia systems. Part 2. Anesthetic circle breathing systems

Informational ensuring of equipment and operational activity. System "man–information". Perception of information

Automobile roads of general use. Exploitation. Requirements for the maintenance project and the project for the production of works (provision of services) on the maintenance

Hexagon drive ends for hand- and machine-operated screwdriver bits. Dimensions