Registration number (WIID)Project No.TitleStatus
36414LVS EN 12913:2013Products used for treatment of water intended for human consumption - Powdered diatomaceous earthStandarts spēkā
37280LVS EN 12911:2013Products used for treatment of water intended for human consumption - Manganese greensandStandarts spēkā
37291LVS EN 15075:2013Chemicals used for treatment of swimming pool water - Sodium hydrogen carbonateStandarts spēkā
74276LVS EN 1409:2023Chemicals used for water treatment intended for human consumption - PolyaminesStandarts spēkā
67331LVS CEN/TR 17801:2022Guidelines for water safety plan concept in buildingsStandarts spēkā
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
69877LVS EN 16370:2022Chemicals used for treatment of water intended for human consumption - Sodium chloride for on site electrochlorination using membrane cellsStandarts spēkā
69873LVS EN 12121:2022Chemicals used for treatment of water intended for human consumption - Sodium disulfiteStandarts spēkā
70554LVS EN 17962:2024Valves and fittings for buildings and devices to prevent pollution by backflow of potable water - Polymer parts and housings under internal pressure and without external loadsStandarts spēkā
Displaying 1261-1270 of 1292 results.