Registration number (WIID)Project No.TitleStatus
69888LVS EN 12125:2022Chemicals used for treatment of water intended for human consumption - Sodium thiosulfateStandarts spēkā
39570LVS EN 15362:2014Chemicals used for treatment of swimming pool water - Sodium carbonateStandarts spēkā
30427LVS EN 12915-2:2009Products used for the treatment of water intended for human consumption - Granular activated carbon - Part 2: Reactivated granular activated carbonStandarts spēkā
74276LVS EN 1409:2023Chemicals used for water treatment intended for human consumption - PolyaminesStandarts spēkā
69889LVS EN 12174:2022Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicateStandarts spēkā
28673LVS EN 14897+A1:2007Water conditioning equipment inside buildings - Devices using mercury low-pressure ultraviolet radiators - Requirements for performance, safety and testingStandarts spēkā
7020LVS EN 14453:2005Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type CStandarts spēkā
22427LVS EN 935:2005Chemicals used for treatment of water intended for human consumption - Aluminium iron (III) chloride (monomeric) and aluminium iron(III) chloride hydroxide (monomeric)Standarts spēkā
69894EN 1018:2021Chemicals used for treatment of water intended for human consumption - Calcium carbonateStandarts spēkā
58730EN 12485:2017Chemicals used for treatment of water intended for human consumption - Calcium carbonate, high-calcium lime, half-burnt dolomite, magnesium oxide, calcium magnesium carbonate and dolomitic lime - Test methodsStandarts spēkā
Displaying 151-160 of 1311 results.