CEN/TC 230

Registration number (WIID)Project No.TitleStatus
77978prEN ISO 9308-4Water quality -- Detection and enumeration of Escherichia coli -- Part 4: Membrane filtration method for water with high levels of background bacteriaIzstrādē
10960EN 1233:1996Water quality - Determination of chromium - Atomic absorption spectrometric methodsIzstrādē
11035EN ISO 7899-2:2000Water quality - Detection and enumeration of intestinal enterococci - Part 2: Membrane filtration method (ISO 7899-2:2000)Izstrādē
77397EN 17075:2018+A1:2023Water quality - General requirements and performance test procedures for water monitoring equipment - Continuous measuring devicesIzstrādē
33487EN 16150:2012Water quality - Guidance on pro-rata Multi-Habitat sampling of benthic macro-invertebrates from wadeable riversIzstrādē
73873EN ISO 20595:2022Water quality - Determination of selected highly volatile organic compounds in water - Method using gas chromatography and mass spectrometry by static headspace technique (HS-GC-MS) (ISO 20595:2018)Izstrādē
11036EN ISO 7346-1:1997Water 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
11061EN ISO 15680:2003Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption (ISO 15680:2003)Izstrādē
78437EN ISO 13646:2025Water quality - Determination of selected estrogens in whole water samples - Method using solid phase extraction (SPE) followed by liquid chromatography (LC) or gas chromatography (GC) coupled to mass spectrometry (MS) detection (ISO 13646:2025)Izstrādē
62576EN 17123:2018Water quality - Guidance on determining the degree of modification of the hydromorphological features of transitional and coastal watersIzstrādē
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