CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 36151 | EN 16870:2017 | Water quality - Guidance standard on determining the degree of modification of lake hydromorphology | Izstrādē |
| 22922 | EN ISO 11732:2005 | Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection (ISO 11732:2005) | Izstrādē |
| 27362 | prEN 15708 | Water quality - Guidance standard for the surveying, sampling and laboratory analysis of phytobenthos in shallow running water | Izstrādē |
| 33113 | EN ISO 8692:2012 | Water quality - Fresh water algal growth inhibition test with unicellular green algae (ISO 8692:2012) | Izstrādē |
| 35339 | EN ISO 10523:2012 | Water quality - Determination of pH (ISO 10523:2008) | Izstrādē |
| 74816 | prEN ISO 9308-2 rev | Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 2: Most probable number method | Izstrādē |
| 33673 | EN ISO 5814:2012 | Water quality - Determination of dissolved oxygen - Electrochemical probe method (ISO 5814:2012) | Izstrādē |
| 23988 | prEN ISO 16712 | Water quality - Determination of acute toxicity of marine or estuarine sediments to amphipods (ISO 16712) | 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 |
| 11035 | EN ISO 7899-2:2000 | Water quality - Detection and enumeration of intestinal enterococci - Part 2: Membrane filtration method (ISO 7899-2:2000) | Izstrādē |
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