CEN/TC 249

Registration number (WIID)Project No.TitleStatus
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
68819EN ISO 24024-1:2021Plastics - Homopolymer and copolymer resins of vinyl chloride - Part 1: Designation system and basis for specifications (ISO 24024-1:2021)Izstrādē
68820EN ISO 24024-2:2021Plastics - Homopolymer and copolymer resins of vinyl chloride - Part 2: Preparation of test samples and determination of properties (ISO 24024-2:2021)Izstrādē
68825EN ISO 24025-1:2020Plastics - Sulfone polymer moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 24025-1:2020)Izstrādē
68826EN ISO 24025-2:2020Plastics - Sulfone polymer moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 24025-2:2020)Izstrādē
68828EN ISO 24026-1:2020Plastics - Poly(methyl methacrylate) (PMMA) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 24026-1:2020)Izstrādē
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