Vitreous and porcelain enamels - Determination of resistance to chemical corrosion - Part 4: Determination of resistance to chemical corrosion by alkaline liquids using a cylindrical vessel (ISO 28706-4:2016)

Die Norm herausgegeben am 28.9.2016

Vitreous and porcelain enamels - Determination of resistance to chemical corrosion - Part 5: Determination of resistance to chemical corrosion in closed systems (ISO 28706-5:2010)

Die Norm herausgegeben am 15.2.2012

Surface active agents - Detergents - Determination of cationic-active matter content - Part 1: High-molecular-mass cationic-active matter (ISO 2871-1:2010)

Die Norm herausgegeben am 7.7.2010

Surface active agents - Detergents - Determination of cationic-active matter content - Part 2: Cationic-active matter of low molecular mass (between 200 and 500) (ISO 2871-2:2010)

Die Norm herausgegeben am 7.7.2010

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 1: Quality requirements for apparatus, components, appliances and accessories (ISO 28721-1:2019)

Die Norm herausgegeben am 6.5.2020

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 2: Designation and specification of resistance to chemical attack and thermal shock (ISO 28721-2:2025)

Die Norm herausgegeben am 14.1.2026

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 3: Thermal shock resistance (ISO 28721-3:2008)

Die Norm herausgegeben am 28.12.2011

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 4: Quality requirements for glass-lined flanged steel pipes and flanged steel fittings (ISO 28721-4:2015)

Die Norm herausgegeben am 23.12.2015

Vitreous and porcelain enamels - Glass-lined apparatus for process plants - Part 5: Presentation and characterisation of defects (ISO 28721-5:2016)

Die Norm herausgegeben am 21.12.2016

Vitreous and porcelain enamels - Characteristics of enamel coatings applied to steel panels intended for architecture (ISO 28722:2008)

Die Norm herausgegeben am 14.12.2011