CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 21301 | LVS EN 15028:2006 | Chemicals used for treatment of water intended for human consumption - Sodium chlorate | Atcelts |
| 36432 | LVS EN 15028:2013 | Chemicals used for treatment of water intended for human consumption - Sodium chlorate | Standarts spēkā |
| 23848 | LVS EN 15029:2006 | Products used for treatment of water intended for human consumption - Iron (III) hydroxide oxide | Atcelts |
| 36408 | LVS EN 15029:2013 | Products used for treatment of water intended for human consumption - Iron (III) hydroxide oxide | Standarts spēkā |
| 24134 | LVS EN 15030:2006 | Chemicals used for treatment of water intended for human consumption - Silver salts for intermittent use | Atcelts |
| 33638 | LVS EN 15030:2006 /AC:2010 | Chemicals used for treatment of water intended for human consumption - Silver salts for intermittent use | Atcelts |
| 36407 | LVS EN 15030:2013 | Chemicals used for treatment of water intended for human consumption - Silver salts for intermittent use | Atcelts |
| 59772 | LVS EN 15030+A1:2015 | Chemicals used for treatment of water intended for human consumption - Silver salts for intermittent use | Standarts spēkā |
| 24139 | LVS EN 15031:2006 | Chemicals used for treatment of swimming pool water - Aluminium based coagulants | Atcelts |
| 37283 | LVS EN 15031:2013 | Chemicals used for treatment of swimming pool water - Aluminium based coagulants | Atcelts |
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