CEN/TC 444
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 78904 | prEN ISO 23611-6 | Soil quality - Sampling of soil invertebrates - Part 6: Guidance for the design of sampling programmes with soil invertebrates (ISO/DIS 23611-6:2025) | Aptauja slēgta |
| 78905 | EN ISO 17601:2025 | Soil quality - Estimation of abundance of selected microbial gene sequences by quantitative polymerase chain reaction (qPCR) from DNA directly extracted from soil (ISO 17601:2025) | Standarts spēkā |
| 78905 | LVS EN ISO 17601:2025 | Soil quality - Estimation of abundance of selected microbial gene sequences by quantitative polymerase chain reaction (qPCR) from DNA directly extracted from soil (ISO 17601:2025) | Standarts spēkā |
| 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 |
| 78974 | prEN ISO 22155 rev | Soil quality — Gas chromatographic determination of volatile aromatic and halogenated hydrocarbons and selected ethers — Static headspace method | Izstrādē |
| 79201 | prCEN ISO/TS 21251 | Guidance for estimating organic carbon stocks in soils according to their biogeochemical stability or or residence time | Izstrādē |
| 79253 | LVS EN ISO 11265:2025 | Environmental solid matrices - Determination of the specific electrical conductivity (ISO 11265:2025) | Standarts spēkā |
| 79253 | EN ISO 11265:2025 | Environmental solid matrices - Determination of the specific electrical conductivity (ISO 11265:2025) | Standarts spēkā |
| 79453 | EN ISO 11465:2025 | Sludge and solid environmental matrices - Determination of dry residue or water content and calculation of the dry matter fraction on a mass basis (ISO 11465:2025) | Standarts spēkā |
| 79453 | LVS EN ISO 11465:2025 | Sludge and solid environmental matrices - Determination of dry residue or water content and calculation of the dry matter fraction on a mass basis (ISO 11465:2025) | Standarts spēkā |
Displaying 331-340 of 354 results.