CEN/TC 230

Registration number (WIID)Project No.TitleStatus
77982prEN ISO 13647Water quality - Enumeration of culturable microorganisms - Colony count by spread plate inoculation on R2A medium (ISO/DIS 13647:2025)Aptauja slēgta
77980prEN ISO 9308-4Water quality -- Detection and enumeration of Escherichia coli -- Part 4: Membrane filtration method for water with high levels of background bacteriaIzstrādē
77978prEN ISO 9308-4Water quality -- Detection and enumeration of Escherichia coli -- Part 4: Membrane filtration method for water with high levels of background bacteriaIzstrādē
77977LVS EN ISO 18724:2025Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO 18724:2025) 
77977EN ISO 18724:2025Water quality - Determination of dissolved chromium(VI) in water - Photometric method (ISO 18724:2025)Standarts spēkā
77976FprEN 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/FDIS 18127:2025)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
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)Aptauja slēgta
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
Displaying 51-60 of 813 results.