CEN/TC 230
| Reģistrācijas numurs (WIID) | Projekta Nr. | Nosaukums | Statuss |
|---|---|---|---|
| 11051 | EN 1899-2:1998 | Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 2: Method for undiluted samples (ISO 5815:1989, modified) | Atcelts |
| 10995 | EN 1899-1:1998 | Wasserbeschaffenheit - Bestimmung des biochemischen Sauerstoffbedarfs nach n Tagen (BSBn) - Teil 1: Verdünnungs- und Impfverfahren nach Zugabe von Allylthioharnstoff (ISO 5815: 1989, modifiziert) | Atcelts |
| 76122 | 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 | EN 18025:2025 | Water quality - Guidance standard on a strategic approach to river restoration | Standarts spēkā |
| 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 | Wasserbeschaffenheit - Bestimmung ausgewählter Per- und Polyfluoralkylsubstanzen in Trinkwasser - Verfahren mittels Flüssigkeitschromatographie/Tandem-Massenspektrometrie (LC-MS/MS) | Standarts spēkā |
| 72999 | EN 17805:2023 | Wasserbeschaffenheit - Probenahme, Erfassung und Konservierung von Umwelt‑DNA in Wasser | Standarts spēkā |
| 60432 | EN 17233:2021 | Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetry | Izstrādē |
| 62541 | EN 17218:2019 | Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using mesh | Izstrādē |
Attēlo no 681. līdz 690. no pavisam 811 ieraksta(-iem).