CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 21813 | LVS EN ISO 15681-1:2004 | Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003) | |
| 10953 | LVS EN 26777:1993 | Water quality - Determination of nitrite - Molecular absorption spectrometric method (ISO 6777:1984) | |
| 78130 | LVS EN 16150:2026 | Water quality - Guidance on pro-rata multi-habitat sampling of benthic macroinvertebrates from rivers and streams | |
| 68126 | EN ISO 13164-3:2020 | Water quality - Radon-222 - Part 3: Test method using emanometry (ISO 13164-3:2013) | Standarts spēkā |
| 33298 | EN ISO 21427-2:2009/AC:2009 | Water quality - Evaluation of genotoxicity by measurement of the induction of micronuclei - Part 2: Mixed population method using the cell line V79 (ISO 21427-2:2006/Cor 1:2009) | Standarts spēkā |
| 68125 | EN ISO 13164-1:2020 | Water quality - Radon-222 - Part 1: General principles (ISO 13164-1:2013) | Standarts spēkā |
| 67612 | EN ISO 22908:2020 | Water quality - Radium 226 and Radium 228 - Test method using liquid scintillation counting (ISO 22908:2020) | Standarts spēkā |
| 71941 | EN ISO 13163:2022 | Water quality - Lead-210 - Test method using liquid scintillation counting (ISO 13163:2021) | Standarts spēkā |
| 68134 | EN ISO 13164-2:2020 | Water quality - Radon-222 - Part 2: Test method using gamma-ray spectrometry (ISO 13164-2:2013) | Standarts spēkā |
| 63554 | EN ISO 11704:2018 | Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO/DIS 11704) | Standarts spēkā |
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