CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 21813 | EN ISO 15681-1:2004 | Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 1: Method by flow injection analysis (FIA) (ISO 15681-1:2003) | Izstrādē |
| 21719 | EN ISO 18856:2005 | Water quality - Determination of selected phthalates using gas chromatography/mass spectrometry (ISO 18856:2004) | Izstrādē |
| 21713 | EN ISO 22478:2006 | Water quality - Determination of certain explosives and related compounds - Method using high-performance liquid chromatography (HPLC) with UV detection (ISO 22478:2006) | Izstrādē |
| 77973 | prEN ISO 9308-4 | Water quality — Enumeration of Escherichia coli and coliform bacteria — Part 4: Membrane filtration method for Escherichia coli in water with high levels of background bacteria | Izstrādē |
| 75415 | prEN ISO 20596-2 | Water quality - Determination of cyclic volatile methylsiloxanes in water - Part 2: Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS) (ISO 20596-2:2021) | Izstrādē |
| 22918 | EN 872:2005 | Water quality - Determination of suspended solids - Method by filtration through glass fibre filters | Izstrādē |
| 23989 | prEN ISO 20079 | Water quality - Determination of the toxic effect of water constituents and waste water to duckweed (Lemna minor) - Duckweed growth inhibition test (ISO 20079) | Izstrādē |
| 80200 | prEN ISO 9697 rev | Water quality — Gross beta activity — Test method using thick source | Izstrādē |
| 71704 | EN ISO 5667-6:2016/A11:2020 | Water quality - Sampling - Part 6: Guidance on sampling of rivers and streams (ISO 5667-6:2014) | Izstrādē |
| 22982 | prEN ISO 7346-1 rev | 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 |
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