Registration number (WIID)Project No.TitleStatus
6934LVS EN 642:2000Prestressed concrete pressure pipes, cylinder and non-cylinder type, including joints, fittings and specific requirement for prestressing steel for pipesStandarts spēkā
69051LVS EN 891:2023Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfateStandarts spēkā
69054LVS EN 888:2023Chemicals used for treatment of water intended for human consumption - Iron (III) chlorideStandarts spēkā
69052LVS EN 889:2023Chemicals used for treatment of water intended for human consumption - Iron (II) sulfateStandarts spēkā
69053LVS EN 890:2023Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate solutionStandarts spēkā
67320LVS EN 12873-2:2022Influence of materials on water intended for human consumption - Influence due to migration - Part 2: Test method for non-metallic and noncementitious site-applied materialsStandarts spēkā
36431LVS EN 16409:2014Chemicals used for treatment of water intended for human consumption - Dolomitic limeStandarts spēkā
36425LVS EN 12909:2013Products used for treatment of water intended for human consumption - AnthraciteStandarts spēkā
6933LVS EN 641:2000Reinforced concrete pressure pipes, cylinder type, including joints and fittingsStandarts spēkā
37291LVS EN 15075:2013Chemicals used for treatment of swimming pool water - Sodium hydrogen carbonateStandarts spēkā
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