CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 36430 | EN 15482:2012 | Chemicals used for treatment of water intended for human consumption - Sodium permanganate | Izstrādē |
| 7015 | EN 14367:2005 | Non controllable backflow preventer with different pressure zones - Family C, type A | Izstrādē |
| 36428 | EN 12386:2012 | Chemicals used for treatment of water intended for human consumption - Copper sulfate | Izstrādē |
| 64938 | prEN 1717 rev | Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow | Izstrādē |
| 36421 | EN 898:2012 | Chemicals used for treatment of water intended for human consumption - Sodium hydrogen carbonate | Izstrādē |
| 69886 | prEN 15028 | Chemicals used for treatment of water intended for human consumption - Sodium chlorate | Izstrādē |
| 36431 | EN 16409:2013 | Chemicals used for treatment of water intended for human consumption - Dolomitic lime | Izstrādē |
| 67338 | prEN 12901 rev | Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - Definitions | Izstrādē |
| 41408 | prEN 14944-1 rev | Influence of cementitious products on water intended for human consumption - Test methods - Part 1: Influence of migration from factory made cementitious products on the organoleptic parameters | Izstrādē |
| 69890 | EN 1421:2022 | Chemicals used for treatment of water intended for human consumption - Ammonium chloride | Izstrādē |
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