Methods of test for dense shaped refractory products - Part 1: Determination of bulk density, apparent porosity and true porosity (Endorsed by Asociación Española de Normalización in January of 2019.)
Edition 2019-01-01

INSULATING REFRACTORY PRODUCTS. PART 4: DETERMINATION OF BULK DENSITY AND TRUE POROSITY.
Edition 1996-07-19

Natural stone test methods - Determination of real density and apparent density, and of total and open porosity
Edition 2007-03-21

Aerospace series. Elements of electrical and optical connection. Test methods. Part 507: Plating porosity (Endorsed by AENOR in August of 2002.)
Edition 2002-08-01

Aerospace series - Cables, electrical, aircraft use - Test methods - Part 514: Porosity of copper cladding on aluminium strands (Endorsed by AENOR in June of 2014.)
Edition 2014-06-01

Packaging - Test method to determine the porosity of the internal coating of flexible aluminium tubes - Part 1: Sodium chloride test
Edition 2017-07-05

Packaging - Test method to determine the porosity of the internal coating of flexible aluminium tubes - Part 2: Copper sulphate test
Edition 2017-07-05

Test procedure of porosity for brake linings and pads of automobiles
Edition 1996-01-31

Iron ore pellets - Determination of apparent density and porosity
Edition 1990-12-31

Test methods for density and apparent porosity of fine ceramics
Edition 1998-01-31