CEN/TC 249
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 81104 | prEN ISO 11403-3 rev | Plastics — Acquisition and presentation of comparable multipoint data — Part 3: Environmental influences on properties | Izstrādē |
| 30455 | prEN ISO 11542-1 rev | Plastics - Ultra-high-molecular-weight polyethylene (PE-UHMW) moulding and extrusion materials - Part 1: Designation system and basis for specifications | Izstrādē |
| 78965 | prEN ISO 1158 | Plastics - Vinyl chloride homopolymers and copolymers - Determination of chlorine content (ISO/DIS 1158:2025) | Aptauja slēgta |
| 30328 | prEN ISO 1163-1rev | Plastics - Unplasticized poly(vinyl chloride) (PVC-U) moulding and extrusion materials - Part 1: Designation system and basis for specifications | Izstrādē |
| 30330 | prEN ISO 1163-2 rev | Plastics - Unplasticized poly(vinyl chloride) (PVC-U) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties | Izstrādē |
| 81128 | prEN ISO 1183-2 | Plastics - Methods for determining the density of non-cellular plastics - Part 2: Density gradient column method (ISO/DIS 1183-2:2025) | Aptauja slēgta |
| 21449 | prEN ISO 12058-2 | Plastics - Determination of viscosity using a falling-ball viscometer - Part 2: Free falling-ball method | Izstrādē |
| 34145 | prEN ISO 12086-1 rev | Plastics - Fluoropolymer dispersions and moulding and extrusion materials - Part 1: Designation system and basis for specifications | Izstrādē |
| 34146 | prEN ISO 12086-2 rev | Plastics - Fluoropolymer dispersions and moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties | Izstrādē |
| 34147 | prEN ISO 14851 rev | Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium - Method by measuring the oxygen demand in a closed respirometer | Izstrādē |
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