CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 73269 | EN 17899:2024 | Water quality - Spectrophotometric determination of chlorophyll-a content by ethanol extraction for the routine monitoring of water quality | Standarts spēkā |
| 81890 | EN 17892:2024/prA1 | Water quality - Determination of selected per- and polyfluoroalkyl substances in drinking water - Method using liquid chromatography/tandem-mass spectrometry (LC-MS/MS) | Izstrādē |
| 72997 | 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 | EN 17805:2023 | Water quality - Sampling, capture and preservation of environmental DNA from water | Standarts spēkā |
| 60432 | EN 17233:2021 | Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetry | Standarts spēkā |
| 62541 | EN 17218:2019 | Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using mesh | Izstrādē |
| 64275 | EN 17211:2019 | Water quality - Guidance on mapping of seagrasses and macroalgae in the eulittoral zone | Izstrādē |
| 62542 | EN 17204:2019 | Water quality - Guidance on analysis of mesozooplankton from marine and brackish water | Izstrādē |
| 62443 | EN 17136:2019 | Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macro-invertebrates from inland surface waters | Izstrādē |
| 62576 | EN 17123:2018 | Water quality - Guidance on determining the degree of modification of the hydromorphological features of transitional and coastal waters | Izstrādē |
Displaying 701-710 of 831 results.