Registration number (WIID)Project No.TitleStatus
27234EN 14652:2005/prA1Water conditioning equipment inside buildings - Membrane separation devices - Requirements for performance, safety and testingIzstrādē
27237EN 14897:2006/prA1Water conditioning equipment inside buildings - Devices using mercury low-pressure ultraviolet radiators - Requirements for performance, safety and testingIzstrādē
74275EN 1408:2023Chemicals used for treatment of water intended for human consumption - Poly(diallyldimethylammonium chloride)Izstrādē
74722prEN 15040 revChemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Phosphonic acids and saltsIzstrādē
67323prEN 806-4 revSpecifications for installations inside buildings conveying water for human consumption - Part 4: Operation and maintenanceIzstrādē
74264prEN 973 revChemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangersIzstrādē
67331CEN/TR 17801:2022Guidelines for water safety plan concept in buildingsIzstrādē
74431prEN 12931 revChemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Sodium dichloroisocyanurate, anhydrousIzstrādē
72360prEN 938 revChemicals used for treatment of water intended for human consumption - Sodium chloriteIzstrādē
40831EN 15664-1:2008+A1:2013Influence of metallic materials on water intended for human consumption - Dynamic rig test for assessment of metal release - Part 1: Design and operationIzstrādē
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