CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70808 | LVS EN 17971:2024 | Devices for in-situ generation of biocides - Ozone | Standarts spēkā |
| 72998 | LVS EN 17841:2024 | Chemical used for treatment of water intended for human consumption - Antifouling for membranes - Sulphamic acid | Standarts spēkā |
| 32464 | LVS EN 16057:2012 | Influence of metallic materials on water intended for human consumption - Determination of residual surface lead (Pb) - Extraction method | Standarts spēkā |
| 7018 | LVS EN 14452:2005 | Devices to prevent pollution by backflow of potable water - Pipe interrupter with atmospheric vent and moving element DN 10 to DN 20 - Family D, type B | Standarts spēkā |
| 7106 | LVS EN 14455:2005 | Devices to prevent pollution by backflow of potable water - Presssurised air inlet valves DN 15 to DN 50 - Family L, type A and type B | Standarts spēkā |
| 63441 | LVS EN 15096:2020 | Devices to prevent pollution by backflow of potable water - Hose Union anti-vacuum valves - DN 15 to DN 25 inclusive Family H, type B and type D - General technical specification | Standarts spēkā |
| 70894 | LVS EN 13077:2023 | Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A - Type B | Standarts spēkā |
| 39567 | LVS EN 12518:2014 | Chemicals used for treatment of water intended for human consumption - High-calcium lime | Standarts spēkā |
| 65637 | LVS EN 12729:2023 | Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A | Standarts spēkā |
| 24075 | LVS EN 1019:2005 | Chemicals used for treatment of water intended for human consumption - Sulfur dioxide | Standarts spēkā |
Displaying 1121-1130 of 1326 results.