Registration number (WIID)Project No.TitleStatus
62648EN 14614:2020Water quality - Guidance standard for assessing the hydromorphological features of riversIzstrādē
83783prEN ISO 15061 revWater quality — Determination of dissolved bromate — Method by liquid chromatography of ionsIzstrādē
83709-Water quality — Determination of trifluoroacetic acid (TFA) in water — Method using liquid chromatography and mass spectrometric detection (LC MS/MS) after direct injectionIzstrādē
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
83922prEN ISO 9377-2 revWater quality — Determination of hydrocarbon oil index — Part 2: Method using solvent extraction and gas chromatographyIzstrādē
11007EN 25663:1993Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium (ISO 5663:1984)Izstrādē
83923prEN ISO 18857-1 revWater quality — Determination of selected alkylphenols — Part 1: Method for non-filtered samples using liquid-liquid extraction and gas chromatography with mass selective detectionIzstrādē
63239EN ISO 21253-2:2019Water quality - Multi-compound class methods - Part 2: Criteria for the quantitative determination of organic substances using a multi-compound class analytical method (ISO/DIS 21253-2:2018)Izstrādē
80905prEN ISO 9698 revWater quality — Tritium — Test method using liquid scintillation countingIzstrādē
39920prEN 16479-3Water quality - Performance requirements and conformity test procedures for water monitoring equipment - Part 3: Portable measuring devicesIzstrādē
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