CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 58722 | EN 12672:2016 | Chemicals used for treatment of water intended for human consumption - Potassium permanganate | Izstrādē |
| 58729 | EN 882:2016 | Chemicals used for treatment of water intended for human consumption - Sodium aluminate | Izstrādē |
| 69892 | EN 15031:2022 | Chemicals used for treatment of swimming pool water - Aluminium based coagulants | Izstrādē |
| 69900 | EN 15799:2022 | Products used for treatment of swimming pool water - Powdered activated carbon | Izstrādē |
| 74432 | prEN 12926 rev | Chemicals used for treatment of water intended for human consumption - Sodium peroxodisulfate | Izstrādē |
| 70894 | EN 13077:2023 | Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A - Type B | Izstrādē |
| 7090 | EN 12901:1999 | Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - Definitions | Izstrādē |
| 77252 | - | Building valves — Combined Products— Tests and requirements | Izstrādē |
| 69891 | EN 12175:2022 | Chemicals used for treatment of water intended for human consumption - Hexafluorosilicic acid | Izstrādē |
| 70550 | EN 16056:2023 | Influence of metallic materials on water intended for human consumption - Method to evaluate the passive behaviour of stainless steels and other passive alloys | Izstrādē |
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