Registration number (WIID)Project No.TitleStatus
78122prEN 1420Influence of organic materials on water intended for human consumption - Determination of odour, flavour, colour and turbidity of water in piping and storage systemsAptauja slēgta
78538prEN 806-1Specifications for installations inside buildings conveying water intended for human consumption - Part 1: GeneralAptauja slēgta
28671LVS EN 14743+A1:2007Water conditioning equipment inside buildings - Softeners - Requirements for performance, safety and testingStandarts spēkā
69052EN 889:2023Chemicals used for treatment of water intended for human consumption - Iron (II) sulfateStandarts spēkā
36421LVS EN 898:2013Chemicals used for treatment of water intended for human consumption - Sodium hydrogen carbonateStandarts spēkā
40501LVS EN 12926:2015Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfateStandarts spēkā
37263LVS EN 1487:2014Building valves - Hydraulic safety groups - Tests and requirementsStandarts spēkā
23009LVS EN 1205:2005Chemicals used for treatment of water intended for human consumption - Disodium dihydrogen pyrophosphateStandarts spēkā
21306LVS EN 14506:2005Devices to prevent pollution by backflow of potable water - Automatic diverter - Family H, type CStandarts spēkā
32464LVS EN 16057:2012Influence of metallic materials on water intended for human consumption - Determination of residual surface lead (Pb) - Extraction methodStandarts spēkā
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