CEN/TC 249
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
73591 | EN ISO 22404:2021 | Plastics - Determination of the aerobic biodegradation of non-floating materials exposed to marine sediment - Method by analysis of evolved carbon dioxide (ISO 22404:2019) | Izstrādē |
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 |
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 |
73590 | EN ISO 23977-2:2021 | 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) | Izstrādē |
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 |
73589 | EN ISO 22526-3:2021 | Plastics - Carbon and environmental footprint of biobased plastics - Part 3: Process carbon footprint, requirements and guidelines for quantification (ISO 22526-3:2020) | Izstrādē |
73588 | EN ISO 23977-1:2021 | 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) | Izstrādē |
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 |
73587 | EN ISO 22403:2021 | Plastics - Assessment of the intrinsic biodegradability of materials exposed to marine inocula under mesophilic aerobic laboratory conditions - Test methods and requirements (ISO 22403:2020) | Izstrādē |
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 |
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