Registration number (WIID)Project No.TitleStatus
91634ISO/AWI 5663Water quality — Determination of Kjeldahl nitrogen — Method after mineralization with seleniumIzstrādē
91889ISO/AWI 25906Water quality — Determination of total organic carbon (TOC) and dissolved organic carbon (DOC) by wet chemical heated persulfate oxidation, followed by colorimetric measurementIzstrādē
92098ISO/NP 25942Water quality- determination of soluble silica in waterIzstrādē
92651ISO/NP 13808-2Water quality — Non-target screening of organic compounds in water using chromatography and mass spectrometry — Part 2: Workflow for liquid chromatography with high resolution mass spectrometryIzstrādē
92652ISO/NP 13808-1Water quality — Non-target screening of organic compounds in water using chromatography and mass spectrometry — Part 1: General guidelinesIzstrādē
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