Registration number (WIID)Project No.TitleStatus
6933LVS EN 641:2000Reinforced concrete pressure pipes, cylinder type, including joints and fittingsStandarts spēkā
6934LVS EN 642:2000Prestressed concrete pressure pipes, cylinder and non-cylinder type, including joints, fittings and specific requirement for prestressing steel for pipesStandarts spēkā
38242LVS EN 12873-1:2014Influence of materials on water intended for human consumption - Influence due to migration - Part 1: Test method for factory-made products made from or incorporating organic or glassy (porcelain/vitreous enamel) materialsStandarts spēkā
67332LVS EN 805:2025Water supply - Requirements for systems and components outside buildingsStandarts spēkā
64817LVS EN 1017+A1:2017Chemicals used for treatment of water intended for human consumption - Half-burnt dolomiteStandarts spēkā
23010LVS EN 1206:2005Chemicals used for treatment of water intended for human consumption - Tetrasodium pyrophosphateStandarts spēkā
58729LVS EN 882:2016Chemicals used for treatment of water intended for human consumption - Sodium aluminateStandarts spēkā
36420LVS EN 16381:2014Chemicals used for treatment of swimming pool water - Sodium peroxodisulfateStandarts spēkā
69894LVS EN 1018:2021Chemicals used for treatment of water intended for human consumption - Calcium carbonateStandarts spēkā
40977LVS EN 1420:2016Influence of organic materials on water intended for human consumption - Determination of odour and flavour assessment of water in piping systemsStandarts spēkā
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