CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 63552 | EN ISO 9698:2019 | Water quality - Tritium - Test method using liquid scintillation counting (ISO 9698:2019) | Standarts spēkā |
| 61308 | EN ISO 7704:2023 | Water quality - Requirements for the performance testing of membrane filters used for direct enumeration of microorganisms by culture methods (ISO 7704:2023) | Standarts spēkā |
| 71704 | LVS EN ISO 5667-6:2017/A11:2020 | Water quality - Sampling - Part 6: Guidance on sampling of rivers and streams (ISO 5667-6:2014) | Standarts spēkā |
| 63553 | EN ISO 10704:2019 | Water quality - Gross alpha and gross beta activity - Test method using thin source deposit (ISO 10704:2019) | Standarts spēkā |
| 65985 | EN ISO 13161:2020 | Water quality - Polonium 210 - Test method using alpha spectrometry (ISO 13161:2020) | Standarts spēkā |
| 73875 | EN ISO 19040-1:2022 | Water quality - Determination of the estrogenic potential of water and waste water - Part 1: Yeast estrogen screen (Saccharomyces cerevisiae) (ISO 19040-1:2018) | 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 |
| 67605 | EN ISO 22125-1:2019 | Water quality - Technetium-99 - Part 1: Test method using liquid scintillation counting (ISO 22125-1:2019) | Standarts spēkā |
| 73090 | EN ISO 13165-2:2022 | Water quality - Radium-226 - Part 2: Test method using emanometry (ISO 13165-2:2022) | Standarts spēkā |
| 76482 | EN ISO 16094-2:2025 | Water quality - Analysis of microplastic in water - Part 2: Vibrational spectroscopy methods for waters with low content of suspended solids including drinking water (ISO 16094-2:2025) | Standarts spēkā |
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