CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 81824 | prEN ISO 11268-1 rev | Soil quality — Effects of pollutants on earthworms — Part 1: Determination of acute toxicity to Eisenia fetida/Eisenia andrei | Izstrādē |
| 81085 | prEN ISO 18475 | Environmental solid matrices - Determination of polychlorinated biphenyls (PCB) by gas chromatography - mass selective detection (GC-MS) or electron-capture detection (GC-ECD) (ISO 18475:2023) | Aptauja |
| 80860 | prEN ISO 21285 rev | Soil quality — Inhibition of reproduction of the soil mite (Hypoaspis aculeifer) by soil contaminants | Izstrādē |
| 80853 | prEN ISO 15799 rev | Soil quality — Guidance on the ecotoxicological characterization of soils and soil materials | Izstrādē |
| 79453 | prEN ISO 11465 | Sludge, treated biowaste, soil and waste - Determination of dry residue or water content and calculation of the dry matter fraction on a mass basis (ISO/DIS 11465:2024) | Izstrādē |
| 79253 | prEN ISO 11265 | Environmental solid matrices - Determination of the specific electrical conductivity (ISO/DIS 11265:2024) | Izstrādē |
| 79201 | prEN ISO 21251 | Guidance for estimating organic carbon stocks in soils according to their biogeochemical stability or or residence time | Izstrādē |
| 78974 | prEN ISO 22155 rev | Soil quality — Gas chromatographic determination of volatile aromatic and halogenated hydrocarbons and selected ethers — Static headspace method | Izstrādē |
| 78973 | prEN ISO 16703 | Environmental Solid Matrices - Determination of hydrocarbon content in the range of C10 to C40 by gas chromatography (ISO/DIS 16703:2024) | Aptauja slēgta |
| 78905 | prEN ISO 17601 | Soil quality - Estimation of abundance of selected microbial gene sequences by quantitative PCR from DNA directly extracted from soil (ISO/DIS 17601:2024) | Aptauja slēgta |
Displaying 1-10 of 338 results.