CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 21718 | EN ISO 17495:2003 | Water quality - Determination of selected nitrophenols - Method by solid-phase extraction and gas chromatography with mass spectrometric detection (ISO 17495:2001) | Izstrādē |
| 21715 | EN ISO 15913:2003 | Water quality - Determination of selected phenoxyalkanoic herbicides, including bentazones and hydroxybenzonitriles by gas chromatography and mass spectrometry after solid phase extraction and derivatization (ISO 15913:2000) | Izstrādē |
| 69129 | prEN ISO 13169 | Water quality - Uranium - Test method using alpha liquid scintillation counting | Izstrādē |
| 64593 | EN ISO 11348-3:2008/A1:2018 | Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 3: Method using freeze-dried bacteria - Amendment 1 (ISO 11348-3:2007/Amd 1:2018) | Izstrādē |
| 10997 | EN ISO 11905-1:1998 | Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate (ISO 11905-1:1997) | 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 |
| 10960 | EN 1233:1996 | Water quality - Determination of chromium - Atomic absorption spectrometric methods | Izstrādē |
| 80200 | prEN ISO 9697 rev | Water quality — Gross beta activity — Test method using thick source | Izstrādē |
| 79410 | FprEN 15843 | Water quality - Guidance standard on determining the degree of modification of river hydromorphology | Izstrādē |
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