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Hydrogen Technologies Standards form the basic framework for market ramp-up
More information
Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
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Standards [CURRENT]

BS EN 772-4
Methods of test for masonry units. Determination of real and bulk density and of total and open porosity for natural stone masonry units

Title (German)

Pruefverfahren fuer Mauersteine. Bestimmung der Dichte und der Rohdichte sowie der Gesamtporositaet und der offenen Porositaet von Mauersteinen aus Naturstein

Edition 1998-12-15

Original language English

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

BS EN 772-4 Methods of test for masonry units. Determination of real and bulk density and of total and open porosity for natural stone masonry units

Want to learn more?

BS EN 772-4
Methods of test for masonry units. Determination of real and bulk density and of total and open porosity for natural stone masonry units