CEN/TC 230

Registration number (WIID)Project No.TitleStatus
63240LVS EN ISO 21253-1:2020Water quality - Multi-compound class methods - Part 1: Criteria for the identification of target compounds by gas and liquid chromatography and mass spectrometry (ISO 21253-1:2019)Standarts spēkā
72995LVS EN ISO 10872:2021Water 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)Standarts spēkā
75274EN ISO 13165-3:2024Water quality - Radium-226 - Part 3: Test method using coprecipitation and gamma-ray spectrometry (ISO 13165-3:2024)Standarts spēkā
68125LVS EN ISO 13164-1:2020Water quality - Radon-222 - Part 1: General principles (ISO 13164-1:2013, Correction version 2013-11-15)Standarts spēkā
73093LVS EN ISO 10304-4:2022Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 4: Determination of chlorate, chloride and chlorite in water with low contamination (ISO 10304-4:2022)Standarts spēkā
73879LVS EN ISO 19040-2:2022Water quality - Determination of the estrogenic potential of water and waste water - Part 2: Yeast estrogen screen (A-YES, Arxula adeninivorans) (ISO 19040-2:2018)Standarts spēkā
73875LVS EN ISO 19040-1:2022Water quality - Determination of the estrogenic potential of water and waste water - Part 1: Yeast estrogen screen (Saccharomyces cerevisiae) (ISO 19040-1:2018)Standarts spēkā
69428LVS EN ISO 13160:2021Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting (ISO 13160:2021)Standarts spēkā
79410EN 15843:2025Water quality - Guidance standard on determining the degree of modification of river hydromorphologyStandarts spēkā
75415LVS EN ISO 20596-2:2022Water 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)Standarts spēkā
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