CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 76122 | LVS EN 18110:2025 | Water quality – Assessment of damage to fish passing through pumping stations and hydropower plants – Methods based on live fish passage survival test and blade strike model | Standarts spēkā |
| 78134 | LVS EN 18025:2025 | Water quality - Guidance standard on a strategic approach to river restoration | Standarts spēkā |
| 73269 | LVS EN 17899:2024 | Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality | Standarts spēkā |
| 72997 | LVS EN 17892:2024 | Water quality - Determination of selected per- and polyfluoroalkyl substances in drinking water - Method using liquid chromatography/tandem-mass spectrometry (LC-MS/MS) | Standarts spēkā |
| 72999 | LVS EN 17805:2023 | Water quality - Sampling, capture and preservation of environmental DNA from water | Standarts spēkā |
| 60432 | LVS EN 17233:2021 | Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetry | Standarts spēkā |
| 62541 | LVS EN 17218:2019 | Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using mesh | Standarts spēkā |
| 64275 | LVS EN 17211:2020 | Water quality - Guidance on mapping of seagrasses and macroalgae in the eulittoral zone | Standarts spēkā |
| 62542 | LVS EN 17204:2019 | Water quality - Guidance on analysis of mesozooplankton from marine and brackish waters | Standarts spēkā |
| 62443 | LVS EN 17136:2019 | Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macroinvertebrates from inland surface waters | Standarts spēkā |
Displaying 341-350 of 824 results.