Projects of CEN/TC 249

DIN EN ISO 2440 rev 2023-01-25 Flexible and rigid cellular polymeric materials - Accelerated ageing tests More  Comment 
DIN EN ISO 5659-2 rev 2023-01-23 Plastics - Smoke generation - Part 2: Determination of optical density by a single-chamber test More  Comment 
DIN EN ISO 3451-5 rev 2023-01-14 Plastics - Determination of ash - Part 5: Poly(vinyl chloride) More  Comment 
DIN EN ISO 3451-4 2022-12-16 Plastics - Determination of ash - Part 4: Polyamides More  Comment 
DIN EN ISO 294-5 rev 2022-12-13 Plastics - Injection moulding of test specimens of thermoplastic materials - Part 5: Preparation of standard specimens for investigating anisotropy More  Comment 
DIN EN ISO 844 rev 2022-12-13 Rigid cellular plastics - Determination of compression properties More  Comment 
DIN EN ISO 22007-4 2022-12-12 Plastics - Determination of thermal conductivity and thermal diffusivity - Part 4: Light flash method (ISO/DIS 22007-4:2023); German and English version prEN ISO 22007-4:2023 More  Comment 
DIN EN ISO 22007-1 rev 2022-11-21 Plastics - Determination of thermal conductivity and thermal diffusivity - Part 1: General principles More  Comment 
DIN EN ISO 1183-1 rev 2022-11-21 Plastics - Methods for determining the density of non-cellular plastics - Part 1: Immersion method, liquid pycnometer method and titration method More  Comment 
DIN EN ISO 846 rev 2022-11-08 Plastics - Evaluation of the action of microorganisms More  Comment 

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