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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 28/WG 17

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Document number	Begin	Title	Comment
DIN EN ISO 18335 rev	2026-10-08	Petroleum products and related products - Determination of kinematic viscosity by calculation from the measured dynamic viscosity and density - Method by constant pressure viscometer More	Comment
DIN EN ISO 3104 rev	2026-10-08	Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity More	Comment
ISO/CD 18335	2026-09-29	Petroleum products and related products - Determination of kinematic viscosity by calculation from the measured dynamic viscosity and density - Method by constant pressure viscometer More	Comment
ISO/CD 3104	2026-09-29	Petroleum products - Transparent and opaque liquids - Determination of kinematic viscosity and calculation of dynamic viscosity More	Comment
ISO/CD 2909	2026-06-22	Petroleum products - Calculation of viscosity index from kinematic viscosity More	Comment
ISO/DIS 3105	2025-06-05	Petroleum products and related products - Glass capillary kinematic viscometers - Specifications and operating instructions More	Comment

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