CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 67334 | - | Glass beads and glass granulate intended for treatment of water for human consumption and swimming pools water | Izstrādē |
| 67325 | prEN 15664-1 rev | Influence of metallic materials on water intended for human consumption - Dynamic rig test for assessment of metal release - Part 1: Design and operation | Izstrādē |
| 67336 | prEN 16070 rev | Products used for treatment of water intended for human consumption - Natural zeolite | Izstrādē |
| 70555 | prEN 14367 rev | Non controllable backflow preventer with different pressure zones - Family C, type A | Izstrādē |
| 38242 | EN 12873-1:2014 | Influence of materials on water intended for human consumption - Influence due to migration - Part 1: Test method for factory-made products made from or incorporating organic or glassy (porcelain/vitreous enamel) materials | Izstrādē |
| 74275 | EN 1408:2023 | Chemicals used for treatment of water intended for human consumption - Poly(diallyldimethylammonium chloride) | Izstrādē |
| 74722 | prEN 15040 rev | Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Phosphonic acids and salts | Izstrādē |
| 61871 | EN 1017:2014/FprA1 | Chemicals used for treatment of water intended for human consumption - Half-burnt dolomite | Izstrādē |
| 74720 | prEN 14367 | Non controllable backflow preventer with different pressure zones - Family C, type A | Izstrādē |
| 36430 | EN 15482:2012 | Chemicals used for treatment of water intended for human consumption - Sodium permanganate | Izstrādē |
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