Registration number (WIID)Project No.TitleStatus
40496LVS EN 13194:2015Chemicals used for treatment of water intended for human consumption - Acetic AcidStandarts spēkā
69890LVS EN 1421:2022Chemicals used for treatment of water intended for human consumption - Ammonium chlorideStandarts spēkā
6923LVS EN 806-3:2006Specifications for installations inside buildings conveying water for human consumption - Part 3: Pipe sizing - Simplified methodStandarts spēkā
69873LVS EN 12121:2022Chemicals used for treatment of water intended for human consumption - Sodium disulfiteStandarts spēkā
23007LVS EN 1203:2005Chemicals used for treatment of water intended for human consumption - Tripotassium orthophosphateStandarts spēkā
69897LVS EN 12126:2022Chemicals used for treatment of water intended for human consumption - Liquefied ammoniaStandarts spēkā
69875LVS EN 12123:2022Chemicals used for treatment of water intended for human consumption - Ammonium sulfateStandarts spēkā
6922LVS EN 806-2:2005Specification for installations inside buildings conveying water for human consumption - Part 2: DesignStandarts spēkā
69884LVS EN 15796:2022Chemicals used for treatment of swimming pool water - Calcium hypochloriteStandarts spēkā
69892LVS EN 15031:2022Chemicals used for treatment of swimming pool water - Aluminium based coagulantsStandarts spēkā
Displaying 1061-1070 of 1287 results.