Occupational safety standards system. Individual respiratory protective devices. Mouthpieces. General technical requirements. Test methods. Marking
NORMA vydána dne 1.7.2018
Designation standards: GOST R 12.4.300-2017
Publication date standards: 1.7.2018
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST