Registration number (WIID)Project No.TitleStatus
69892LVS EN 15031:2022Chemicals used for treatment of swimming pool water - Aluminium based coagulantsStandarts spēkā
23010LVS EN 1206:2005Chemicals used for treatment of water intended for human consumption - Tetrasodium pyrophosphateStandarts spēkā
69884LVS EN 15796:2022Chemicals used for treatment of swimming pool water - Calcium hypochloriteStandarts spēkā
23014LVS EN 1211:2005Chemicals used for treatment of water intended for human consumption - Potassium tripolyphosphateStandarts spēkā
67331LVS CEN/TR 17801:2022Guidelines for water safety plan concept in buildingsStandarts spēkā
74277LVS EN 1410:2023Chemicals used for treatment of water intended for human consumption - Cationic polyacrylamidesStandarts spēkā
7127LVS CEN/TR 14740:2004Chemicals used for treatment of water intended for human consumption - Ozone-Production - Guidelines for installations and minimal functional requirementsStandarts spēkā
23003LVS EN 1199:2005Chemicals used for treatment of water intended for human consumption - Disodium hydrogen orthophosphateStandarts spēkā
21307LVS EN 14622:2005Devices to prevent pollution by backflow of potable water - Air gap with circular overflow (restricted) - Family A, type FStandarts spēkā
69872LVS EN 12120:2022Chemicals used for treatment of water intended for human consumption - Sodium hydrogen sulfiteStandarts spēkā
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