CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69873 | EN 12121:2022 | Chemicals used for treatment of water intended for human consumption - Sodium disulfite | Izstrādē |
| 7058 | EN 1212:1997 | Chemicals used for treatment of water intended for human consumption - Sodium polyphosphate | Atcelts |
| 23015 | EN 1212:2005 | Chemicals used for treatment of water intended for human consumption - Sodium polyphosphate | Izstrādē |
| 6972 | EN 12122:1998 | Chemicals used for treatment of water intended for human consumption - Ammonia solution | Atcelts |
| 24463 | EN 12122:2005 | Chemicals used for treatment of water intended for human consumption - Ammonia solution | Atcelts |
| 74263 | EN 12122:2024 | Chemicals used for treatment of water intended for human consumption - Ammonia solution | Standarts spēkā |
| 6974 | EN 12123:1998 | Chemicals used for treatment of water intended for human consumption - Ammonium sulfate | Atcelts |
| 24464 | EN 12123:2005 | Chemicals used for treatment of water intended for human consumption - Ammonium sulfate | Atcelts |
| 36435 | EN 12123:2012 | Chemicals used for treatment of water intended for human consumption - Ammonium sulfate | Atcelts |
| 69875 | EN 12123:2022 | Chemicals used for treatment of water intended for human consumption - Ammonium sulfate | Standarts spēkā |
Displaying 121-130 of 1314 results.