CEN/TC 249
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 81093 | prEN ISO 21304-2 rev | Plastics — Ultra-high-molecular-weight polyethylene (PE-UHMW) moulding and extrusion materials — Part 2: Preparation of test specimens and determination of properties | Izstrādē |
| 81095 | prEN ISO 21309-1 rev | Plastics — Ethylene/vinyl alcohol (EVOH) copolymer moulding and extrusion materials — Part 1: Designation system and basis for specifications | Izstrādē |
| 81096 | prEN ISO 21309-2 rev | Plastics — Ethylene/vinyl alcohol (EVOH) copolymer moulding and extrusion materials — Part 2: Preparation of test specimens and determination of properties | Izstrādē |
| 83188 | prEN ISO 22088-1 rev | Plastics — Determination of resistance to environmental stress cracking (ESC) — Part 1: General guidance | Izstrādē |
| 83189 | prEN ISO 22088-2 rev | Plastics — Determination of resistance to environmental stress cracking (ESC) — Part 2: Constant tensile load method | Izstrādē |
| 83190 | prEN ISO 22088-3 rev | Plastics — Determination of resistance to environmental stress cracking (ESC) — Part 3: Bent strip method | Izstrādē |
| 83192 | prEN ISO 22088-4 rev | Plastics — Determination of resistance to environmental stress cracking (ESC) — Part 4: Ball or pin impression method | Izstrādē |
| 83193 | prEN ISO 22088-5 rev | Plastics — Determination of resistance to environmental stress cracking (ESC) — Part 5: Constant tensile deformation method | Izstrādē |
| 83191 | prEN ISO 22088-6 rev | Plastics — Determination of resistance to environmental stress cracking (ESC) — Part 6: Slow strain rate method | Izstrādē |
| 71004 | prEN ISO 24542 | Method for analysing micro plastics in waters with very low contents of suspended solid | Izstrādē |
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