CEN/TC 164
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 25117 | LVS EN 13077:2008 | Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A - Type B | Atcelts |
| 7010 | LVS EN 13077:2004 | Devices to prevent pollution by backflow of potable water - Air gap with non-circular overflow (unrestricted) - Family A, Type B | Atcelts |
| 7009 | LVS EN 13076:2003 | Devices to prevent by popullition by backflow of potable water - Unrestricted air gap-Family A - Type A | Standarts spēkā |
| 7073 | LVS EN 13052-1:2002 | Influence of materials on water intended for human consumption - Organic materials - Determination of colour and turbidity of water in piping systems - Part 1: Test method | Standarts spēkā |
| 74279 | LVS EN 1302:2024 | Chemicals used for treatment of water intended for human consumption - Aluminium-based coagulants - Analytical methods | Standarts spēkā |
| 21427 | LVS EN 1302:2000 /AC:2003 | Chemicals used for treatment of water intended for human consumption - Aluminium-based coagulants - Analytical methods | Atcelts |
| 6949 | LVS EN 1302:2000 | Chemicals used for treatment of water intended for human consumption - Aluminium-based coagulants - Analytical methods | Atcelts |
| 40493 | LVS EN 12933:2015 | Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acid | Standarts spēkā |
| 27861 | LVS EN 12933:2009 | Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acid | Atcelts |
| 7056 | LVS EN 12933:2001 | Chemicals used for treatment of water intended for human consumption - Chemicals for emergency use - Trichloroisocyanuric acid | Atcelts |
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