CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 23011 | LVS EN 1207:2005 | Chemicals used for treatment of water intended for human consumption - Tetrapotassium pyrophosphate | Standarts spēkā |
| 39557 | LVS EN 15514:2014 | Chemicals used for treatment of swimming pool water - Hydrochloric acid | 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 |
| 69053 | LVS EN 890:2023 | Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate solution | Standarts spēkā |
| 69891 | LVS EN 12175:2022 | Chemicals used for treatment of water intended for human consumption - Hexafluorosilicic acid | Standarts spēkā |
| 24075 | LVS EN 1019:2005 | Chemicals used for treatment of water intended for human consumption - Sulfur dioxide | Standarts spēkā |
| 74276 | LVS EN 1409:2023 | Chemicals used for water treatment intended for human consumption - Polyamines | Standarts spēkā |
| 67331 | LVS CEN/TR 17801:2022 | Guidelines for water safety plan concept in buildings | Standarts spēkā |
| 69877 | LVS EN 16370:2022 | Chemicals used for treatment of water intended for human consumption - Sodium chloride for on site electrochlorination using membrane cells | Standarts spēkā |
Displaying 1131-1140 of 1311 results.