Occupational safety standards system. Respiratory protective devices. Valved filtering half masks to protect against gases and or gases and particles. General specifications
STANDARD published on 1.12.2016
Designation standards: GOST 12.4.300-2015
Publication date standards: 1.12.2016
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Russian technical standard
Category: Technical standards GOST