CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 76867 | EN ISO 23196:2023 | Water quality - Calculation of biological equivalence (BEQ) concentrations (ISO 23196:2022) | Izstrādē |
| 67612 | EN ISO 22908:2020 | Water quality - Radium 226 and Radium 228 - Test method using liquid scintillation counting (ISO 22908:2020) | Izstrādē |
| 67238 | EN ISO 13162:2021 | Water quality - Carbon 14 - Test method using liquid scintillation counting (ISO 13162:2021) | Izstrādē |
| 62541 | EN 17218:2019 | Water quality - Guidance on sampling of mesozooplankton from marine and brackish water using mesh | Izstrādē |
| 63237 | EN ISO 5815-1:2019 | Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815-1:2019) | Izstrādē |
| 62542 | EN 17204:2019 | Water quality - Guidance on analysis of mesozooplankton from marine and brackish waters | Izstrādē |
| 41270 | EN ISO 7393-2:2018 | Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes (ISO 7393-2:2017) | Izstrādē |
| 39032 | EN 14757:2015 | Water quality - Sampling of fish with multi-mesh gillnets | Izstrādē |
| 31702 | EN ISO 12846:2012 | Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO 12846:2012) | Izstrādē |
| 59274 | EN ISO 5667-14:2016 | Water quality - Sampling - Part 14: Guidance on quality assurance and quality control of environmental water sampling and handling (ISO 5667-14:2014) | Izstrādē |
Displaying 721-730 of 800 results.