CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 30867 | EN ISO 11348-2:2008 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 2: Method using liquid-dried bacteria (ISO 11348-2:2007) | Izstrādē |
| 72995 | EN ISO 10872:2021 | Water and soil quality - Determination of the toxic effect of sediment and soil samples on growth, fertility and reproduction of Caenorhabditis elegans (Nematoda) (ISO 10872:2020) | Izstrādē |
| 40318 | prEN 16859 | Water quality - Guidance standard on monitoring freshwater pearl mussel (Margaritifera margaritifera) populations and their environment | Izstrādē |
| 23247 | EN ISO 19458:2006 | Water quality - Sampling for microbiological analysis (ISO 19458:2006) | Izstrādē |
| 23844 | EN 15204:2006 | Water quality - Guidance standard on the enumeration of phytoplankton using inverted microscopy (Utermöhl technique) | Izstrādē |
| 23981 | EN 14996:2006 | Water quality - Guidance on assuring the quality of biological and ecological assessments in the aquatic environment | Izstrādē |
| 10964 | EN ISO 6222:1999 | Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium (ISO 6222:1999) | Izstrādē |
| 11018 | EN 12673:1998 | Water quality - Gas chromatographic determination of some selected chlorophenols in water | Izstrādē |
| 11038 | EN ISO 7346-3:1997 | Water quality - Determination of the acute lethal toxicity of substances to a freshwater fish (Brachydanio rerio Hamilton-Buchanan (Teleostei, Cyprinidae)) - Part 3: Flow-through method (ISO 7346-3:1996) | Izstrādē |
| 10992 | EN ISO 8467:1995 | Water quality - Determination of permanganate index (ISO 8467:1993) | Izstrādē |
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