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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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Projects of CEN/TC 126/WG 1

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Document number	Begin	Title	Comment
DIN EN ISO 10534-2	2026-02-24	Acoustics - Determination of acoustic properties in impedance tubes - Part 2: Two-microphone technique for normal sound absorption coefficient and normal surface impedance (ISO 10534-2:2023); German version EN ISO 10534-2:2023 More	Comment

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

Climate change Standards and specifications support climate targets

Projects of CEN/TC 126/WG 1

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