CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 31702 | EN ISO 12846:2012 | Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment (ISO 12846:2012) | Izstrādē |
| 59274 | EN ISO 5667-14:2016 | Water quality - Sampling - Part 14: Guidance on quality assurance and quality control of environmental water sampling and handling (ISO 5667-14:2014) | Izstrādē |
| 35083 | EN ISO 10304-1:2009/AC:2012 | Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate - Technical Corrigendum 1 (ISO 10304-1:2007/Cor 1:2010) | 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 |
| 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 |
| 11037 | EN ISO 7346-2:1997 | Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 2: Semi-static method (ISO 7346-2:1996) | Izstrādē |
| 11031 | EN 12918:1999 | Water quality - Determination of parathion, parathion-methyl and some other organophosphorus compounds in water by dichloromethane extraction and gas chromatographic analysis | Izstrādē |
| 77397 | EN 17075:2018+A1:2023 | Water quality - General requirements and performance test procedures for water monitoring equipment - Continuous measuring devices | Izstrādē |
| 11030 | EN ISO 10695:2000 | Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000) | Izstrādē |
| 36148 | EN 14407:2014 | Water quality - Guidance for the identification and enumeration of benthic diatom samples from rivers and lakes | Izstrādē |
Displaying 521-530 of 813 results.