Registration number (WIID)Project No.TitleStatus
63442LVS EN 14451:2020Devices to prevent pollution by backflow of potable water - In-line anti-vacuum valves DN 10 to DN 50 inclusive - Family D, type AStandarts spēkā
37287LVS EN 15078:2013Chemicals used for treatment of swimming pool water - Sulfuric acidStandarts spēkā
39564LVS EN 15039:2014Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Polycarboxilic acids and saltsStandarts spēkā
36420LVS EN 16381:2014Chemicals used for treatment of swimming pool water - Sodium peroxodisulfateStandarts spēkā
37289LVS EN 15072:2013Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrousStandarts spēkā
7127LVS CEN/TR 14740:2004Chemicals used for treatment of water intended for human consumption - Ozone-Production - Guidelines for installations and minimal functional requirementsStandarts spēkā
36408LVS EN 15029:2013Products used for treatment of water intended for human consumption - Iron (III) hydroxide oxideStandarts spēkā
36432LVS EN 15028:2013Chemicals used for treatment of water intended for human consumption - Sodium chlorateStandarts spēkā
81091LVS EN 15848:2026Water conditioning equipment inside buildings - Adjustable chemical dosing systems - Requirements for performance, safety and testingStandarts spēkā
76315LVS EN 1018:2026Chemicals used for treatment of water intended for human consumption - Calcium carbonateStandarts spēkā
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