Registration number (WIID)Project No.TitleStatus
40502LVS EN 12876:2015Chemicals used for treatment of water intended for human consumption - OxygenStandarts spēkā
40501LVS EN 12926:2015Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfateStandarts spēkā
28772LVS EN 15219 +A1:2008Water conditioning equipment inside buildings - Nitrate removal devices - Requirements for performance, safety and testingStandarts spēkā
39557LVS EN 15514:2014Chemicals used for treatment of swimming pool water - Hydrochloric acidStandarts spēkā
36411LVS EN 12906:2013Products used for treatment of water intended for human consumption - PumiceStandarts spēkā
7090LVS EN 12901:2001Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - DefinitionsStandarts spēkā
6931LVS EN 639:2000Common requirements for concrete pressure pipes including joints and fittingsStandarts spēkā
36418LVS EN 16399:2014Chemicals used for treatment of swimming pool water - Sodium thiosulfateStandarts spēkā
36419LVS EN 16380:2014Chemicals used for treatment of swimming pool water - Potassium peroxomonosulfateStandarts spēkā
69904EN 1717:2025Protection against pollution of water intended for human consumption in potable water installations and general requirements for devices to prevent pollution by backflowStandarts spēkā
Displaying 1061-1070 of 1292 results.