CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69887 | prEN 15482 | Chemicals used for treatment of water intended for human consumption - Sodium permanganate | Izstrādē |
| 69886 | prEN 15028 | Chemicals used for treatment of water intended for human consumption - Sodium chlorate | Izstrādē |
| 69885 | EN 1111:2017/prA1 | Sanitary tapware - Thermostatic mixing valves (PN 10) - General technical specification | Izstrādē |
| 69884 | LVS EN 15796:2022 | Chemicals used for treatment of swimming pool water - Calcium hypochlorite | Standarts spēkā |
| 69884 | EN 15796:2022 | Chemicals used for treatment of swimming pool water - Calcium hypochlorite | Izstrādē |
| 69883 | prEN 15072 | Chemicals used for treatment of swimming pool water - Sodium dichloroisocyanurate, anhydrous | Izstrādē |
| 69882 | prEN 13828 rev | Building valves - Manually operated copper alloy and stainless steel ball valves for potable water supply in buildings -Tests and requirements | Izstrādē |
| 69881 | prEN 898 | Chemicals used for treatment of water intended for human consumption - Sodium hydrogen carbonate | Izstrādē |
| 69880 | LVS EN 899:2022 | Chemicals used for treatment of water intended for human consumption - Sulfuric acid | Standarts spēkā |
| 69880 | EN 899:2022 | Chemicals used for treatment of water intended for human consumption - Sulfuric acid | Izstrādē |
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