CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 27237 | EN 14897:2006/prA1 | Water conditioning equipment inside buildings - Devices using mercury low-pressure ultraviolet radiators - Requirements for performance, safety and testing | Izstrādē |
| 27234 | EN 14652:2005/prA1 | Water conditioning equipment inside buildings - Membrane separation devices - Requirements for performance, safety and testing | Izstrādē |
| 27235 | EN 14743:2005/prA1 | Water conditioning equipment inside buildings - Softeners - Requirements for performance, safety and testing | Izstrādē |
| 27254 | EN 15219:2006/prA1 | Water conditioning equipment inside buildings - Nitrate removal devices - Requirements for performance, safety and testing | Izstrādē |
| 74720 | prEN 14367 | Non controllable backflow preventer with different pressure zones - Family C, type A | Izstrādē |
| 74722 | prEN 15040 rev | Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Phosphonic acids and salts | Izstrādē |
| 6948 | - | Aluminium polyhydroxychlorosilicate | Izstrādē |
| 6925 | - | Specifications for drinking water installations - Part 5: Operation and maintenance | Izstrādē |
| 7130 | EN 1209:2003 | Chemicals used for treatment of water intended for human consumption - Sodium silicate | Izstrādē |
| 7129 | prEN 14812-2 | Water conditioning equipment inside buildings - Chemical dosing systems - Requirements for performance and safety, testing - Part 2: Adjustable systems | Izstrādē |
Displaying 281-290 of 1328 results.