CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34482 | EN 16260:2012 | Water quality - Visual seabed surveys using remotely operated and towed observation gear for collection of environmental data | 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 |
| 10960 | EN 1233:1996 | Water quality - Determination of chromium - Atomic absorption spectrometric methods | Izstrādē |
| 34758 | EN 15910:2014 | Water quality - Guidance on the estimation of fish abundance with mobile hydroacoustic methods | Izstrādē |
| 62443 | EN 17136:2019 | Water quality - Guidance on field and laboratory procedures for quantitative analysis and identification of macro-invertebrates from inland surface waters | Izstrādē |
| 36151 | EN 16870:2017 | Water quality - Guidance standard on determining the hydromorphological conditions of lakes | Izstrādē |
| 35039 | prEN ISO 8689-1 rev | Water quality - Biological classification of rivers - Part 1: Guidance on the interpretation of biological quality data from surveys of benthic macroinvertebrates | Izstrādē |
| 22919 | EN 1622:2006 | Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN) | Izstrādē |
| 30623 | EN ISO 5667-23:2011 | Water quality - Sampling - Part 23: Determination of priority pollutants in surface water using passive sampling (ISO/DIS 5667-23:2009) | Izstrādē |
| 35340 | EN ISO 16265:2012 | Water quality - Determination of the methylene blue active substances (MBAS) index - Method using continuous flow analysis (CFA) (ISO 16265:2009) | Izstrādē |
Displaying 301-310 of 824 results.