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

ABNT NBR ISO 16890-3
Air filters for general ventilation Part 3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured

Edition 2019-09-30

Original language Portuguese

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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

ABNT NBR ISO 16890-3 Air filters for general ventilation Part 3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured

Want to learn more?

ABNT NBR ISO 16890-3
Air filters for general ventilation Part 3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured