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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

Draft standard

OENORM EN 352-9/A1
Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio input (Amendment)

Title (German)

Gehörschützer - Sicherheitstechnische Anforderungen und Prüfungen - Teil 9: Gehörschutzstöpsel mit elektrischem Audioeingang (Änderung)

Edition 2022-01-01

Original language German

Price from 33.06 €

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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

OENORM EN 352-9/A1 Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio input (Amendment)

Want to learn more?

OENORM EN 352-9/A1
Hearing protectors - Safety requirements - Part 9: Earplugs with safety-related audio input (Amendment)