CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 37263 | LVS EN 1487:2014 | Building valves - Hydraulic safety groups - Tests and requirements | Standarts spēkā |
| 37264 | prEN 13433 rev | Devices to prevent pollution by backflow of potable water - Mechanical disconnector, direct actuated - Family G, type A | Izstrādē |
| 37265 | EN 12174:2013 | Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate | Atcelts |
| 37265 | LVS EN 12174:2013 | Chemicals used for treatment of water intended for human consumption - Sodium hexafluorosilicate | Atcelts |
| 37266 | EN 12175:2013 | Chemicals used for treatment of water intended for human consumption - Hexafluorosilicic acid | Atcelts |
| 37266 | LVS EN 12175:2013 | Chemicals used for treatment of water intended for human consumption - Hexafluorosilicic acid | Atcelts |
| 37273 | prEN 936 rev | Chemicals used for treatment of water intended for human consumption - Carbon dioxide | Izstrādē |
| 37274 | EN 1018:2013 | Chemicals used for treatment of water intended for human consumption - Calcium carbonate | Atcelts |
| 37274 | LVS EN 1018:2013 | Chemicals used for treatment of water intended for human consumption - Calcium carbonate | Atcelts |
| 37275 | EN 901:2013 | Chemicals used for treatment of water intended for human consumption - Sodium hypochlorite | Atcelts |
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