Metallic coatings - Porosity tests - Ferroxyl test (ISO 10309:1994)
Edition 2017-02-01

Ceramic tiles - Part 3: Determination of water absorption, apparent porosity, apparent relative density and bulk density (ISO 10545-3:2018)
Edition 2018-06-27

METALLIC COATINGS. POROSITY TESTS. HUMID SULFUR (FLOWERS OF SULFUR) TEST. (ISO 12687:1996).
Edition 1998-10-27

Metallic coatings - Determination of porosity in gold coatings on metal substrates - Nitric acid vapour test (ISO 14647:2000)
Edition 2016-11-16

Metallic coatings - Porosity tests - Porosity in gold or palladium coatings on metal substrates by gel-bulk electrography. (ISO 15720:2001)
Edition 2002-01-31

Metallic coatings - Porosity tests - Porosity in gold or palladium coatings by sulfurous acid/sulfur dioxide vapour. (ISO 15721:2001)
Edition 2002-01-31

Metallic and other inorganic coatings - Definitions and conventions concerning porosity (ISO 18332:2007)
Edition 2009-04-29

Fine ceramics (advanced ceramics, advanced technical ceramics) - Determination of density and apparent porosity (ISO 18754:2020) (Endorsed by Asociación Española de Normalización in June of 2022.)
Edition 2022-06-01

Paints and varnishes - Corrosion protection by protective paint systems - Assessment of porosity in a dry film (ISO 29601:2011)
Edition 2011-11-02

METHODS OF TEST FOR MASONRY UNITS - PART 4: DETERMINATION OF REAL AND BULK DENSITY AND OF TOTAL AND OPEN POROSITY FOR NATURAL STONE MASONRY UNITS
Edition 1999-05-19