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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 238

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Document number	Begin	Title	Comment
DIN EN ISO 6976 rev	2023-10-23	Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition More	Comment
DIN EN ISO 14111	2023-07-14	Natural gas - Guidelines to metrological traceability (ISO/DIS 14111:2026); German and English version prEN ISO 14111:2026 More	Comment
DIN EN ISO 6974-4	2023-01-16	Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 4: Guidelines and requirements for gas analysis (ISO/FDIS 6974-4:2026); German and English version FprEN ISO 6974-4:2026 More	Comment
DIN EN ISO 13734	2020-05-05	Natural gas - Organic components used as odorants - Requirements and test methods More	Comment

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