Registration number (WIID)Project No.TitleStatus
40509LVS EN 938:2016Chemicals used for treatment of water intended for human consumption - Sodium chloriteStandarts spēkā
28673LVS EN 14897+A1:2007Water conditioning equipment inside buildings - Devices using mercury low-pressure ultraviolet radiators - Requirements for performance, safety and testingStandarts spēkā
21307LVS EN 14622:2005Devices to prevent pollution by backflow of potable water - Air gap with circular overflow (restricted) - Family A, type FStandarts spēkā
39560LVS EN 15041:2014Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - PolyphosphatesStandarts spēkā
69896LVS EN 12124:2022Chemicals used for treatment of water intended for human consumption - Sodium sulfiteStandarts 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
40494LVS EN 12671:2016Chemicals used for treatment of water intended for human consumption - Chlorine dioxide generated in situStandarts spēkā
23015LVS EN 1212:2005Chemicals used for treatment of water intended for human consumption - Sodium polyphosphateStandarts spēkā
36896LVS CEN/TR 16364:2012Influence of materials on water intended for human consumption - Influence due to migration - Prediction of migration from organic materials using mathematical modellingStandarts spēkā
32465LVS EN 16058:2012Influence of metallic materials on water intended for human consumption - Dynamic rig test for assessment of surface coatings with nickel layers - Long-term test methodStandarts spēkā
Displaying 251-260 of 1290 results.