GOST R 12.4.266-2012 Occupational safety standards system. Personal protective means for respiratory sistem. Method for determination of breath air temperature
GOST R 12.4.220-2012 Occupational safety standards system. Respiratory protective devices. Self-contained closed-circuit breathing apparatus for escape. Technical requirements. Test methods. Marking. Sampling rules
GOST R 12.4.266-2012 history
2012GOST R 12.4.266-2012 Occupational safety standards system. Personal protective means for respiratory sistem. Method for determination of breath air temperature