CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70837 | EN ISO 11267:2023 | Soil quality - Inhibition of reproduction of Collembola (Folsomia candida) by soil contaminants (ISO 11267:2023) | Standarts spēkā |
| 70232 | EN 17516:2023 | Waste - Characterization of granular solids with potential for use as construction material - Compliance leaching test - Up-flow percolation test | Standarts spēkā |
| 62560 | EN ISO 23611-1:2018 | Soil quality - Sampling of soil invertebrates - Part 1: Hand-sorting and extraction of earthworms (ISO 23611-1:2018) | Standarts spēkā |
| 65200 | LVS EN ISO 23161:2019 | Soil quality - Determination of selected organotin compounds - Gas-chromatographic method (ISO 23161:2018) | Standarts spēkā |
| 70837 | LVS EN ISO 11267:2023 | Soil quality - Inhibition of reproduction of Collembola (Folsomia candida) by soil contaminants (ISO 11267:2023) | Standarts spēkā |
| 68016 | EN 17505:2023 | Soil and waste characterization - Temperature dependent differentiation of total carbon (TOC400, ROC, TIC900) | Standarts spēkā |
| 70659 | LVS EN ISO 11268-2:2023 | Soil quality - Effects of pollutants on earthworms - Part 2: Determination of effects on reproduction of Eisenia fetida/Eisenia andrei and other earthworm species (ISO 11268-2:2023) | Standarts spēkā |
| 70839 | LVS EN ISO 23753-1:2019/A1:2021 | Soil quality - Determination of dehydrogenases activity in soils - Part 1: Method using triphenyltetrazolium chloride (TTC) - Amendment 1 (ISO 23753-1:2019/Amd 1:2020) | Standarts spēkā |
| 70236 | LVS CEN/TS 16800:2021 | Guideline for the validation of physico-chemical analytical methods | Standarts spēkā |
| 74835 | EN ISO 11074:2025 | Soil quality - Vocabulary (ISO 11074:2025) | Standarts spēkā |
Displaying 321-330 of 353 results.