Occupational safety standards system. Respiratory protective devices. Filtering half masks to protect against particles. General specifications
STANDARD published on 1.12.2012
Designation standards: GOST R 12.4.191-2011
Note: WITHDRAWN
Publication date standards: 1.12.2012
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Russian technical standard
Category: Technical standards GOST