CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 11077 | EN ISO 9377-2:2000 | Water quality - Determination of hydrocarbon oil index - Part 2: Method using solvent extraction and gas chromatography (ISO 9377-2:2000) | Izstrādē |
| 11090 | EN ISO 15587-2:2002 | Water quality - Digestion for the determination of selected elements in water - Part 2: Nitric acid digestion (ISO 15587-2:2002) | Izstrādē |
| 11089 | EN ISO 15587-1:2002 | Water quality - Digestion for the determination of selected elements in water - Part 1: Aqua regia digestion (ISO 15587-1:2002) | Izstrādē |
| 80201 | prEN ISO 11704 | Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO/DIS 11704:2025) | Izstrādē |
| 34595 | EN ISO 6341:2012 | Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, Crustacea) - Acute toxicity test (ISO/DIS 6341:2010) | Izstrādē |
| 73649 | EN ISO 16266-2:2021 | Water quality - Detection and enumeration of Pseudomonas aeruginosa - Part 2: Most probable number method (ISO 16266-2:2018) | Izstrādē |
| 62648 | EN 14614:2020 | Water quality - Guidance standard for assessing the hydromorphological features of rivers | Izstrādē |
| 34757 | EN 16698:2015 | Water quality - Guidance on quantitative and qualitative sampling of phytoplankton from inland waters | Izstrādē |
| 11036 | EN ISO 7346-1:1997 | Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 1: Static method (ISO 7346-1:1996) | Izstrādē |
| 11007 | EN 25663:1993 | Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium (ISO 5663:1984) | Izstrādē |
Displaying 631-640 of 841 results.