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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
More information

Standards [CURRENT]

NF X44-014-4 ; NF EN ISO 29463-4:2018-10-10
High-efficiency filters and filter media for removing particles in air - Part 4: test method for determining leakage of filter elements-Scan method

Title (German)

Schwebstofffilter und Filtermedien zur Abscheidung von Partikeln aus der Luft - Teil 4: Prüfverfahren zur Ermittlung der Leckage des Filterelementes - Scan-Verfahren

Edition 2018-10-10

Original language French

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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

NF X44-014-4 ; NF EN ISO 29463-4:2018-10-10 High-efficiency filters and filter media for removing particles in air - Part 4: test method for determining leakage of filter elements-Scan method

Want to learn more?

NF X44-014-4 ; NF EN ISO 29463-4:2018-10-10
High-efficiency filters and filter media for removing particles in air - Part 4: test method for determining leakage of filter elements-Scan method