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Rigid cellular plastics. Method for the determination of water - vapour permeability
STANDARD published on 1.7.1976
Designation standards: GOST 20870-75
Note: WITHDRAWN
Publication date standards: 1.7.1976
SKU: NS-384963
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 9.85
Latest update: 2026-04-17 (Number of items: 2 274 270)
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