Registration number (WIID)Project No.TitleStatus
40487LVS EN 14718:2015Influence of organic materials on water intended for human consumption - Determination of the chlorine demand - Test methodStandarts spēkā
7123LVS EN 14718:2007Influence of organic materials on water intended for human consumption - Determination of the chlorine demand - Test methodAtcelts
69056LVS EN 14664:2023Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate, solidStandarts spēkā
21300LVS EN 14664:2005Chemicals used for treatment of water intended for human consumption - Iron(III) sulfate, solidAtcelts
28670LVS EN 14652+A1:2007Water conditioning equipment inside buildings - Membrane separation devices - Requirements for performance, safety and testingStandarts spēkā
7138LVS EN 14652:2006Water conditioning equipment inside buildings - Membrane separation devices - Requirements for performance, safety and testingAtcelts
21308LVS EN 14623:2005Devices to prevent pollution by backflow of potable water - Air gaps with minimum circular overflow (verified by test or measurement) - Family A, type GStandarts spēkā
21307LVS EN 14622:2005Devices to prevent pollution by backflow of potable water - Air gap with circular overflow (restricted) - Family A, type FStandarts spēkā
21306LVS EN 14506:2005Devices to prevent pollution by backflow of potable water - Automatic diverter - Family H, type CStandarts spēkā
21302LVS EN 14456:2004Products used for treatment water intended for human consumption - Bone charcoalStandarts spēkā
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