CEN/TC 230

Registration number (WIID)Project No.TitleStatus
76872LVS EN ISO 20236:2024Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2024)Standarts spēkā
77397EN 17075:2018+A1:2023Water quality - General requirements and performance test procedures for water monitoring equipment - Continuous measuring devicesIzstrādē
77397LVS EN 17075+A1:2023Water quality - General requirements and performance test procedures for water monitoring equipment - Continuous measuring devicesStandarts spēkā
77819prEN ISO 22032Water quality - Determination of polybrominated diphenyl ethers (PBDE) in sediment, suspended (particulate) matter and biota - Method using gas chromatography-tandem mass spectrometry or high resolution mass spectrometry (GC-MS/MS; HRMS) (ISO/DIS 22032:2025)Izstrādē
77973prEN ISO 9308-4Water quality — Enumeration of Escherichia coli and coliform bacteria — Part 4: Membrane filtration method for Escherichia coli in water with high levels of background bacteriaIzstrādē
77976prEN ISO 18127Water quality - Determination of adsorbable organically bound fluorine, chlorine, bromine and iodine (AOF, AOCl, AOBr, AOI) - Method using combustion and subsequent ion chromatographic measurement (ISO/DIS 18127:2024)Aptauja slēgta
77977prEN ISO 18724Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO/DIS 18724:2024)Izstrādē
77978prEN ISO 9308-4Water quality -- Detection and enumeration of Escherichia coli -- Part 4: Membrane filtration method for water with high levels of background bacteriaIzstrādē
77980prEN ISO 9308-4Water quality -- Detection and enumeration of Escherichia coli -- Part 4: Membrane filtration method for water with high levels of background bacteriaIzstrādē
77982prEN ISO 13647Water quality - Enumeration of culturable microorganisms - Colony count by spread plate inoculation on R2A medium (ISO/DIS 13647:2025)Aptauja
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