CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 77978 | prEN ISO 9308-4 | Water quality -- Detection and enumeration of Escherichia coli -- Part 4: Membrane filtration method for water with high levels of background bacteria | Izstrādē |
| 77980 | prEN ISO 9308-4 | Water quality -- Detection and enumeration of Escherichia coli -- Part 4: Membrane filtration method for water with high levels of background bacteria | Izstrādē |
| 77982 | prEN ISO 13647 | Water quality - Enumeration of culturable microorganisms - Colony count by spread plate inoculation on R2A medium (ISO/DIS 13647:2025) | Aptauja slēgta |
| 78021 | LVS EN ISO 7899-3:2025 | Water quality - Enumeration of intestinal enterococci - Part 3: Most probable number method (ISO 7899‑3:2025) | |
| 78021 | EN ISO 7899-3:2025 | Water quality - Enumeration of intestinal enterococci - Part 3: Most probable number method (ISO 7899‑3:2025) | Standarts spēkā |
| 78130 | prEN 16150 | Water quality - Guidance on pro-rata multi-habitat sampling of benthic macroinvertebrates from rivers and streams | Aptauja slēgta |
| 78134 | EN 18025:2025 | Water quality - Guidance standard on a strategic approach to river restoration | Standarts spēkā |
| 78134 | LVS EN 18025:2025 | Water quality - Guidance standard on a strategic approach to river restoration | |
| 78437 | FprEN ISO 13646 | Water quality - Determination of selected estrogens in whole water samples - Method using solid phase extraction (SPE) followed by liquid chromatography (LC) or gas chromatography (GC) coupled to mass spectrometry (MS) detection (ISO/FDIS 13646:2025) | Izstrādē |
| 78500 | LVS EN ISO 13165-1:2024 | Water quality - Radium-226 - Part 1: Test method using liquid scintillation counting (ISO 13165-1:2022) | Standarts spēkā |
Displaying 761-770 of 813 results.