CEN/TC 230

Registration number (WIID)Project No.TitleStatus
76122LVS EN 18110:2025Water quality – Assessment of damage to fish passing through pumping stations and hydropower plants – Methods based on live fish passage survival test and blade strike modelStandarts spēkā
69428EN ISO 13160:2021Water quality - Strontium 90 and strontium 89 - Test methods using liquid scintillation counting or proportional counting (ISO 13160:2021)Standarts spēkā
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)Standarts spēkā
81887LVS EN ISO 23696-2:2025Water quality - Determination of nitrate in water using small-scale sealed tubes - Part 2: Chromotropic acid colour reaction (ISO 23696-2:2023)Standarts spēkā
73649LVS EN ISO 16266-2:2022Water quality - Detection and enumeration of Pseudomonas aeruginosa - Part 2: Most probable number method (ISO 16266-2:2018)Standarts spēkā
24737LVS EN ISO 14593:2005 AWater quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium - Method by analysis of inorganic carbon in sealed vessels (CO<(Index)2> headspace test)Standarts spēkā
77977LVS EN ISO 18724:2025Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO 18724:2025)Standarts spēkā
60432EN 17233:2021Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetryStandarts spēkā
29987EN ISO 10870:2012Water quality - Guidelines for the selection of sampling methods and devices for benthic macroinvertebrates in fresh waters (ISO 10870:2012)Standarts spēkā
11007LVS EN 25663:2000Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with seleniumStandarts spēkā
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