CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 22425 | LVS EN 886:2005 | Chemicals used for treatment of water intended for human consumption - Polyaluminium hydroxide silicate sulfate | Standarts spēkā |
| 23013 | LVS EN 1210:2005 | Chemicals used for treatment of water intended for human consumption - Sodium tripolyphosphate | Standarts spēkā |
| 67330 | LVS EN 12873-4:2022 | Influence of materials on water intended for human consumption - Influence due to migration - Part 4: Test method for water treatment membranes | Standarts spēkā |
| 7126 | LVS EN 13959:2005 | Anti-pollution check valves - DN 6 to DN 250 inclusive family E, type A, B, C and D | Standarts spēkā |
| 69899 | LVS EN 15798:2022 | Products used for the treatment of swimming pool water - Filter media | Standarts spēkā |
| 36406 | LVS EN 12905:2013 | Products used for treatment of water intended for human consumption - Expanded aluminosilicate | Standarts spēkā |
| 69880 | LVS EN 899:2022 | Chemicals used for treatment of water intended for human consumption - Sulfuric acid | Standarts spēkā |
| 78538 | prEN 806-1 | Specifications for installations inside buildings conveying water intended for human consumption - Part 1: General | Aptauja slēgta |
| 74281 | prEN 15074 | Chemicals used for treatment of swimming pool water - Ozone | Aptauja slēgta |
| 76308 | prEN 1278 | Chemicals used for treatment of water intended for human consumption - Ozone | Aptauja slēgta |
Displaying 271-280 of 1290 results.