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

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Publications of CEN/TC 249

DIN EN ISO 22404 2022-01 Standards Plastics - Determination of the aerobic biodegradation of non-floating materials exposed to marine sediment - Method by analysis of evolved carbon dioxide (ISO 22404:2019); German version EN ISO 22404:2021 More  Order from DIN Media
DIN EN ISO 22526-1 2022-01 Standards Plastics - Carbon and environmental footprint of biobased plastics - Part 1: General principles (ISO 22526-1:2020); German version EN ISO 22526-1:2021 More  Order from DIN Media
DIN EN ISO 22526-2 2022-01 Standards Plastics - Carbon and environmental footprint of biobased plastics - Part 2: Material carbon footprint, amount (mass) of CO₂ removed from the air and incorporated into polymer molecule (ISO 22526-2:2020); German version EN ISO 22526-2:2021 More  Order from DIN Media
DIN EN ISO 22526-3 2022-01 Standards Plastics - Carbon and environmental footprint of biobased plastics - Part 3: Process carbon footprint, requirements and guidelines for quantification (ISO 22526-3:2020); German version EN ISO 22526-3:2021 More  Order from DIN Media
DIN EN ISO 22766 2022-01 Standards Plastics - Determination of the degree of disintegration of plastic materials in marine habitats under real field conditions (ISO 22766:2020); German version EN ISO 22766:2021 More  Order from DIN Media
DIN EN ISO 23153-1 2020-06 Standards Plastics - Polyetheretherketone (PEEK) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 23153-1:2020); German version EN ISO 23153-1:2020 More  Order from DIN Media
DIN EN ISO 23153-2 2020-05 Standards Plastics - Polyetheretherketone (PEEK) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 23153-2:2020); German version EN ISO 23153-2:2020 More  Order from DIN Media
DIN EN ISO 23977-1 2022-01 Standards Plastics - Determination of the aerobic biodegradation of plastic materials exposed to seawater - Part 1: Method by analysis of evolved carbon dioxide (ISO 23977-1:2020); German version EN ISO 23977-1:2021 More  Order from DIN Media
DIN EN ISO 23977-2 2022-01 Standards Plastics - Determination of the aerobic biodegradation of plastic materials exposed to seawater - Part 2: Method by measuring the oxygen demand in closed respirometer (ISO 23977-2:2020); German version EN ISO 23977-2:2021 More  Order from DIN Media
DIN EN ISO 24022-1 2020-12 Standards Plastics - Polystyrene (PS) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 24022-1:2020); German version EN ISO 24022-1:2020 More  Order from DIN Media

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