We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
Respirators. Method of determination of dust penetrability coefficients
STANDARD published on 1.7.1997
Designation standards: GOST R 50990-96
Publication date standards: 1.7.1997
SKU: NS-399640
The number of pages: 11
Approximate weight : 33 g (0.07 lbs)
Country: Russian technical standard
Category: Technical standards GOST
1.1.1975
1.7.1981
WITHDRAWN
1.7.1975
1.1.1987
WITHDRAWN
1.1.1976
1.7.1977
Latest update: 2025-06-06 (Number of items: 2 203 816)
© Copyright 2025 NORMSERVIS s.r.o.