CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 80907 | prEN ISO 22125-2 rev | Water quality — Technetium-99 — Part 2: Test method using inductively coupled plasma mass spectrometry (ICP-MS) | Izstrādē |
| 67529 | prEN ISO 22515 | Water quality - Iron-55 - Test method using liquid scintillation counting (ISO/DIS 22515:2019) | Izstrādē |
| 83335 | prEN ISO 22908 rev | Water quality — Radium 226 and Radium 228 — Test method using liquid scintillation counting | Izstrādē |
| 82508 | prEN ISO 25806 | Water quality - Guidance on field and laboratory procedures for aquatic macroinvertebrate sample preservation for DNA based analyses | Izstrādē |
| 82515 | prEN ISO 25807 | Water quality — Guidance on laboratory procedures mechanical homogenization and DNA extraction of aquatic macroinvertebrate samples | Izstrādē |
| 81572 | prEN ISO 5663 rev | Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with selenium | Izstrādē |
| 81573 | prEN ISO 5667-1 | Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques (ISO/DIS 5667-1:2025) | Aptauja |
| 81574 | prEN ISO 5667-3 rev | Water quality — Sampling — Part 3: Preservation and handling of water samples | Izstrādē |
| 11013 | prEN ISO 6340 | Water quality - Detection of Salmonella species (ISO 6340:1995) | Izstrādē |
| 82047 | prEN ISO 6461-2 rev | Water quality — Detection and enumeration of the spores of sulfite-reducing anaerobes (clostridia) — Part 2: Method by membrane filtration | Izstrādē |
Displaying 801-810 of 824 results.