CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 6956 | EN 896:1998 | Chemicals used for treatment of water intended for human consumption - Sodium hydroxide | Atcelts |
| 6956 | LVS EN 896:2000 | Chemicals used for treatment of water intended for human consumption - Sodium hydroxide | Atcelts |
| 6957 | EN 897:1998 | Chemicals used for treatment of water intended for human consumption - Sodium carbonate | Atcelts |
| 6957 | LVS EN 897:2000 | Chemicals used for treatment of water intended for human consumption - Sodium carbonate | Atcelts |
| 6958 | LVS EN 898:2000 | Chemicals used for treatment of water intended for human consumption - Sodium hydrogen carbonate | Atcelts |
| 6958 | EN 898:1998 | Chemicals used for treatment of water intended for human consumption - Sodium hydrogen carbonate | Atcelts |
| 6959 | LVS EN 973:2003 | Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers | Atcelts |
| 6959 | EN 973:2002 | Chemicals used for treatment of water intended for human consumption - Sodium chloride for regeneration of ion exchangers | Atcelts |
| 6960 | LVS EN 1209:1997 | Chemicals used for treatment of water intended for human comsumption - Sodium silicate | Atcelts |
| 6960 | EN 1209:1997 | Chemicals used for treatment of water intended for human consumption - Sodium silicate | Atcelts |
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