Registration number (WIID)Project No.TitleStatus
80976LVS CEN ISO/TS 7013:2025Water quality - Guidance and requirements for designing an interlaboratory trial for validation of analytical methods (ISO/TS 7013:2023)Standarts spēkā
73271LVS EN 18069:2026Water quality - Minimum requirements for the selection, installation, validation, and operation of continuous measuring devicesStandarts 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
77977LVS EN ISO 18724:2025Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO 18724:2025)Standarts spēkā
78134LVS EN 18025:2025Water quality - Guidance standard on a strategic approach to river restorationStandarts spēkā
60432EN 17233:2021Water quality - Guidance for assessing the efficiency and related metrics of fish passage solutions using telemetryStandarts spēkā
26360EN ISO 18857-1:2006Water quality - Determination of selected alkylphenols - Part 1: Method for non-filtered samples using liquid-liquid extraction and gas chromatography with mass selective detection (ISO 18857-1:2005)Standarts spēkā
78130EN 16150:2026Water quality - Guidance on pro-rata multi-habitat sampling of benthic macroinvertebrates from rivers and streamsStandarts spēkā
81885LVS EN ISO 23695:2025Water quality - Determination of ammonium nitrogen in water - Small-scale sealed tube method (ISO 23695:2023)Standarts spēkā
36652LVS EN ISO 7827:2013Water quality - Evaluation of the "ready", "ultimate" aerobic biodegradability of organic compounds in an aqueous medium - Method by analysis of dissolved organic carbon (DOC) (ISO 7827:2010)Standarts spēkā
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