CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 75415 | prEN ISO 20596-2 | Water quality - Determination of cyclic volatile methylsiloxanes in water - Part 2: Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS) (ISO 20596-2:2021) | Izstrādē |
| 80467 | prEN ISO 20899 | Water quality - Plutonium and neptunium - Test method using ICP-MS (ISO/DIS 20899:2026) | Aptauja |
| 26422 | prEN ISO 22032 | Water quality - Determination of selected polybrominated diphenyl ethers in sediment and sewage sludge - Method using extraction and gas chromatography/mass spectrometry | Izstrādē |
| 80906 | prEN ISO 22125-1 | Water quality - Technetium-99- Part 1: Test method using liquid scintillation counting (ISO/DIS 22125-1:2026) | Aptauja |
| 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 |
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