CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 7020 | LVS EN 14453:2005 | Devices to prevent pollution by backflow of potable water - Pipe interrupter with permanent atmospheric vent DN 10 to DN 20 - Family D, type C | Standarts spēkā |
| 69897 | LVS EN 12126:2022 | Chemicals used for treatment of water intended for human consumption - Liquefied ammonia | Standarts spēkā |
| 40502 | LVS EN 12876:2015 | Chemicals used for treatment of water intended for human consumption - Oxygen | Standarts spēkā |
| 69896 | LVS EN 12124:2022 | Chemicals used for treatment of water intended for human consumption - Sodium sulfite | Standarts spēkā |
| 28772 | LVS EN 15219 +A1:2008 | Water conditioning equipment inside buildings - Nitrate removal devices - Requirements for performance, safety and testing | Standarts spēkā |
| 79349 | EN 18087:2026 | Devices for in-situ generation of biocides - Chlorine dioxide generated from sodium chlorite by acidification or oxidation | Standarts spēkā |
| 69888 | LVS EN 12125:2022 | Chemicals used for treatment of water intended for human consumption - Sodium thiosulfate | Standarts spēkā |
| 69889 | LVS EN 12174:2022 | Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate | Standarts spēkā |
| 39564 | LVS EN 15039:2014 | Chemicals used for treatment of water intended for human consumption - Antiscalants for membranes - Polycarboxilic acids and salts | Standarts spēkā |
| 28672 | LVS EN 14812+A1:2007 | Water conditioning equipment inside buildings - Chemical dosing systems - Pre-set dosing systems - Requirements for performance, safety and testing | Standarts spēkā |
Displaying 31-40 of 1328 results.