CEN/TC 249

Registration number (WIID)Project No.TitleStatus
73589EN ISO 22526-3:2021Plastics - Carbon and environmental footprint of biobased plastics - Part 3: Process carbon footprint, requirements and guidelines for quantification (ISO 22526-3:2020)Izstrādē
73594EN ISO 22766:2021Plastics - Determination of the degree of disintegration of plastic materials in marine habitats under real field conditions (ISO 22766:2020)Izstrādē
66801EN ISO 23153-1:2020Plastics - Polyetheretherketone (PEEK) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 23153-1:2020)Izstrādē
66800EN ISO 23153-2:2020Plastics - Polyetheretherketone (PEEK) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 23153-2:2020)Izstrādē
73588EN ISO 23977-1:2021Plastics - Determination of the aerobic biodegradation of plastic materials exposed to seawater - Part 1: Method by analysis of evolved carbon dioxide (ISO 23977-1:2020)Izstrādē
73590EN ISO 23977-2:2021Plastics - 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)Izstrādē
68821EN ISO 24022-1:2020Plastics - Polystyrene (PS) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 24022-1:2020)Izstrādē
68822EN ISO 24022-2:2020Plastics - Polystyrene (PS) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 24022-2:2020)Izstrādē
68823EN ISO 24023-1:2020Plastics - Plasticized poly(vinyl chloride) (PVC-P) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 24023-1:2020)Izstrādē
68824EN ISO 24023-2:2020Plastics - Plasticized poly(vinyl chloride) (PVC-P) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 24023-2:2020)Izstrādē
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