CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 22423 | EN 12902:2004 | Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - Methods of test | Izstrādē |
| 22423 | LVS EN 12902:2005 | Products used for treatment of water intended for human consumption - Inorganic supporting and filtering materials - Methods of test | Standarts spēkā |
| 22424 | EN 885:2004 | Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxide silicate | Izstrādē |
| 22424 | LVS EN 885:2005 | Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxide silicate | Standarts spēkā |
| 22425 | EN 886:2004 | Chemicals used for treatment of water intended for human consumption - Polyaluminium hydroxide silicate sulfate | Izstrādē |
| 22425 | LVS EN 886:2005 | Chemicals used for treatment of water intended for human consumption - Polyaluminium hydroxide silicate sulfate | Standarts spēkā |
| 22426 | LVS EN 887:2005 | Chemicals used for treatment of water intended for human consumption - Aluminium iron(III) sulfate | Atcelts |
| 22426 | EN 887:2004 | Chemicals used for treatment of water intended for human consumption - Aluminium iron (III) sulfate | Atcelts |
| 22427 | LVS EN 935:2005 | Chemicals used for treatment of water intended for human consumption - Aluminium iron (III) chloride (monomeric) and aluminium iron(III) chloride hydroxide (monomeric) | Standarts spēkā |
| 22427 | EN 935:2004 | Chemicals used for treatment of water intended for human consumption - Aluminium iron(III) chloride (monomeric) and aluminium iron(III) chloride hydroxide (monomeric) | Izstrādē |
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