CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 | Izstrādē |
| 7049 | EN 12124:1998 | Chemicals used for treatment of water intended for human consumption - Sodium sulfite | Atcelts |
| 24465 | EN 12124:2005 | Chemicals used for treatment of water intended for human consumption - Sodium sulfite | Atcelts |
| 36426 | EN 12124:2012 | Chemicals used for treatment of water intended for human consumption - Sodium sulfite | Atcelts |
Displaying 121-130 of 1311 results.