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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 ISO/TC 91/WG 6

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Document number	Begin	Title	Comment
ISO/CD 304-5	2026-09-16	Surface active agents - Determination of surface tension - Part 5: Maximum bubble pressure method More	Comment
ISO/CD 304-4	2026-09-16	Surface active agents - Determination of surface tension - Part 4: Pendant drop method More	Comment
ISO/CD 304-3	2026-09-16	Surface active agents - Determination of surface tension - Part 3: Drop volume method More	Comment
ISO/CD 304-2	2026-09-16	Surface active agents - Determination of surface tension - Part 2: Plate method More	Comment
ISO/CD 304-1	2025-03-14	Surface active agents - Determination of surface tension - Part 1: Ring method More	Comment

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