GOST 931-90

Occupational safety standards system. Respiratory protective devices for self-rescue. Filter self-rescuer from carbon monoxide with mouthpiece assembly. General specifications

Rolled products. General rules of sampling, rough specimens and test pieces selection for mechanical and technological testing

Secondary cells and batteries containing alkaline or other non-acid electrolytes. Safety requirements for portable sealed secondary cells, and batteries made from them, f

Instruments for measurements of pulse laser energy. Types. Basic parameters. Methods for measurement of basic parameters

Occupational safety standards system. Clothing for protection against heat and flame. Test methods and performance requirements for heat-protective clothing

Processing equipment. General assembly and technological requirements