Registration number (WIID)Project No.TitleStatus
72998EN 17841:2024Chemical used for treatment of water intended for human consumption - Antifouling for membranes - Sulphamic acidStandarts spēkā
79646EN 17821:2023/AC:2024Building valves - Frost resistant taps for outdoor use (FRT) - General technical specificationStandarts spēkā
70551EN 17821:2023Building valves - Frost resistant taps for outdoor use (FRT) - General technical specificationStandarts spēkā
74739EN 17818:2023Devices for in-situ generation of biocides - Active chlorine generated from sodium chloride by electrolysisStandarts spēkā
64858EN 17215:2019Chemicals used for treatment of water intended for human consumption - Iron-based coagulants - Analytical methodsIzstrādē
69904EN 1717:2025Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflowIzstrādē
6929EN 1717:2000Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflowIzstrādē
60544EN 17034:2018Chemicals used for treatment of water intended for human consumption - Aluminium chloride anhydrous, aluminium chloride basic, dialuminium chloride pentahydroxide and aluminium chloride hydroxide sulfateIzstrādē
38120EN 16421:2014Influence of materials on water for human consumption - Enhancement of microbial growth (EMG)Izstrādē
36431EN 16409:2013Chemicals used for treatment of water intended for human consumption - Dolomitic limeIzstrādē
Displaying 811-820 of 1287 results.