CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 81037 | prEN 891 | Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfate | Aptauja |
| 81061 | prEN 14664 | Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate, solid | Aptauja |
| 81091 | FprEN 15848 | Water conditioning equipment inside buildings - Adjustable chemical dosing systems - Requirements for performance, safety and testing | Izstrādē |
| 81117 | prEN 1489 rev | Building valves - Pressure safety valves - Tests and requirements | Izstrādē |
| 81118 | prEN 1491 rev | Building valves - Expansion valves - Tests and requirements | Izstrādē |
| 81120 | prEN 1487 rev | Building valves – Hydraulic safety groups – Tests and requirements | Izstrādē |
| 81122 | prEN 1488 rev | Building valves - Expansion groups - Tests and requirements | Izstrādē |
| 81124 | prEN 1490 | Building valves - Combined temperature and pressure relief valves - Tests and requirements | Izstrādē |
| 81139 | - | Water conditioning equipment inside buildings — Devices using UV LED units — Requirements for performance, safety and testing. | Izstrādē |
| 81542 | prEN 18268 | Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Citric Acid | Aptauja |
Displaying 1281-1290 of 1296 results.