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Occupational safety standards system. Respiratory protective devices. Respiratory lung-governed protective device for escape with compressed air, half mask and positive pressure. Technical requirements. Test methods. Marking
STANDARD published on 1.12.2013
Designation standards: GOST R 12.4.277-2012
Publication date standards: 1.12.2013
SKU: NS-398437
The number of pages: 26
Approximate weight : 78 g (0.17 lbs)
Country: Russian technical standard
Category: Technical standards GOST
WITHDRAWN
1.3.2014
1.3.2014
1.1.2012
WITHDRAWN
1.12.2013
1.12.2013
1.12.2013
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