NF T34-721-6*NF EN 1062-6:2002 Paints and varnishes - Coating materials and coating systems for exterior masonry and concrete - Part 6 : determination of carbon dioxide permeability
2002NF T34-721-6*NF EN 1062-6:2002 Paints and varnishes - Coating materials and coating systems for exterior masonry and concrete - Part 6 : determination of carbon dioxide permeability