CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 77977 | LVS EN ISO 18724:2025 | Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO 18724:2025) | Standarts spēkā |
| 77977 | EN ISO 18724:2025 | Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO 18724:2025) | Standarts spēkā |
| 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 | FprEN ISO 13647 | Water quality - Enumeration of culturable microorganisms - Colony count by spread plate inoculation on R2A medium (ISO/FDIS 13647:2026) | Izstrādē |
| 78021 | LVS EN ISO 7899-3:2025 | Water quality - Enumeration of intestinal enterococci - Part 3: Most probable number method (ISO 7899‑3:2025) | Standarts spēkā |
| 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 | LVS EN 16150:2026 | Water quality - Guidance on pro-rata multi-habitat sampling of benthic macroinvertebrates from rivers and streams | |
| 78130 | EN 16150:2026 | Water quality - Guidance on pro-rata multi-habitat sampling of benthic macroinvertebrates from rivers and streams | Standarts spēkā |
| 78134 | EN 18025:2025 | Water quality - Guidance standard on a strategic approach to river restoration | Standarts spēkā |
Displaying 761-770 of 839 results.