Registration number (WIID)Project No.TitleStatus
69896LVS EN 12124:2022Chemicals used for treatment of water intended for human consumption - Sodium sulfiteStandarts spēkā
69897LVS EN 12126:2022Chemicals used for treatment of water intended for human consumption - Liquefied ammoniaStandarts spēkā
69054EN 888:2023Chemicals used for treatment of water intended for human consumption - Iron (III) chlorideStandarts spēkā
69888LVS EN 12125:2022Chemicals used for treatment of water intended for human consumption - Sodium thiosulfateStandarts spēkā
67324EN 14944-3:2023Influence of cementitious products on water intended for human consumption - Test methods - Part 3: Migration of substances from factory-made cementititous productsStandarts spēkā
69056EN 14664:2023Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate, solidStandarts spēkā
76190EN 17978:2024Products used for treatment of water intended for human consumption and swimming pool water - Glass beads and glass granulateStandarts spēkā
74279EN 1302:2024Chemicals used for treatment of water intended for human consumption - Aluminium-based coagulants - Analytical methodsStandarts spēkā
36428LVS EN 12386:2013Chemicals used for treatment of water intended for human consumption - Copper sulfateStandarts spēkā
36406LVS EN 12905:2013Products used for treatment of water intended for human consumption - Expanded aluminosilicateStandarts spēkā
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