CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 70555 | prEN 14367 rev | Non controllable backflow preventer with different pressure zones - Family C, type A | Izstrādē |
| 21263 | prEN 1407:1998 rev | Chemicals used for treatment of water intended for human consumption - Anionic and non-ionic polyacrylamides | Izstrādē |
| 30408 | EN 973:2009 | Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers | Izstrādē |
| 30409 | EN 13753:2009 | Products used for treatment of water intended for human consumption - Granular activated alumina | Izstrādē |
| 36414 | EN 12913:2012 | Products used for treatment of water intended for human consumption - Powdered diatomaceous earth | Izstrādē |
| 39563 | EN 15513:2014 | Chemicals used for treatment of swimming pool water - Carbon dioxide | Izstrādē |
| 79349 | prEN 18087 | Devices for in situ generation of biocides - Chlorine dioxide generated from sodium chlorite by acidification or oxidation | Izstrādē |
| 36417 | EN 896:2012 | Chemicals used for treatment of water intended for human consumption - Sodium hydroxide | Izstrādē |
| 81118 | prEN 1491 rev | Building valves - Expansion valves - Tests and requirements | Izstrādē |
| 81117 | prEN 1489 rev | Building valves - Pressure safety valves - Tests and requirements | Izstrādē |
Displaying 441-450 of 1282 results.