CEN/TC 249
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 73587 | LVS EN ISO 22403:2022 | Plastics - Assessment of the intrinsic biodegradability of materials exposed to marine inocula under mesophilic aerobic laboratory conditions - Test methods and requirements (ISO 22403:2020) | Standarts spēkā |
| 73591 | LVS EN ISO 22404:2022 | Plastics - Determination of the aerobic biodegradation of non-floating materials exposed to marine sediment - Method by analysis of evolved carbon dioxide (ISO 22404:2019) | Standarts spēkā |
| 73586 | LVS EN ISO 22526-1:2022 | Plastics - Carbon and environmental footprint of biobased plastics - Part 1: General principles (ISO 22526-1:2020) | Standarts spēkā |
| 73593 | LVS EN ISO 22526-2:2022 | Plastics - Carbon and environmental footprint of biobased plastics - Part 2: Material carbon footprint, amount (mass) of CO2 removed from the air and incorporated into polymer molecule (ISO 22526-2:2020) | Standarts spēkā |
| 73589 | LVS EN ISO 22526-3:2022 | Plastics - Carbon and environmental footprint of biobased plastics - Part 3: Process carbon footprint, requirements and guidelines for quantification (ISO 22526-3:2020) | Standarts spēkā |
| 73594 | LVS EN ISO 22766:2022 | Plastics - Determination of the degree of disintegration of plastic materials in marine habitats under real field conditions (ISO 22766:2020) | Standarts spēkā |
| 66801 | LVS EN ISO 23153-1:2020 | Plastics - Polyetheretherketone (PEEK) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 23153-1:2020) | Standarts spēkā |
| 66800 | LVS EN ISO 23153-2:2020 | Plastics - Polyetheretherketone (PEEK) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 23153-2:2020) | Standarts spēkā |
| 73588 | LVS EN ISO 23977-1:2022 | Plastics - Determination of the aerobic biodegradation of plastic materials exposed to seawater - Part 1: Method by analysis of evolved carbon dioxide (ISO 23977-1:2020) | Standarts spēkā |
| 73590 | LVS EN ISO 23977-2:2022 | Plastics - 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) | Standarts spēkā |
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