Registration number (WIID)Project No.TitleStatus
39564LVS EN 15039:2014Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Polycarboxilic acids and saltsStandarts spēkā
23016LVS EN 12904:2005Products used for treatment of water intended for human consumption - Silica sand and silica gravelStandarts spēkā
37289LVS EN 15072:2013Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrousStandarts spēkā
39561LVS EN 15040:2014Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Phosphonic acids and saltsStandarts 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
69892LVS EN 15031:2022Chemicals used for treatment of swimming pool water - Aluminium based coagulantsStandarts spēkā
40493LVS EN 12933:2015Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acidStandarts spēkā
6919LVS EN 1508:1998Water supply - Requirements for systems and components for the storage of waterStandarts spēkā
70549LVS EN 13434:2022Devices to prevent pollution by backflow of potable water - Mechanical disconnector, flow actuated - Family G, Type BStandarts spēkā
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