DIN EN 1421:2022
Chemicals used for treatment of water intended for human consumption - Ammonium chloride
- Standard No.
- DIN EN 1421:2022
- Release Date
- 2022
- Published By
- German Institute for Standardization
- Status
- Replace By
- DIN EN 1421:2022-12
- Latest
- DIN EN 1421:2022-12
DIN EN 1421:2022 history
- 2022 DIN EN 1421:2022-12 Chemicals used for treatment of water intended for human consumption - Ammonium chloride; German version EN 1421:2022 / Note: This standard is part of the DVGW body of rules.
- 2022 DIN EN 1421:2022 Chemicals used for treatment of water intended for human consumption - Ammonium chloride
- 2020 DIN EN 1421:2020 Chemicals used for treatment of water intended for human consumption - Ammonium chloride; German and English version prEN 1421:2020
- 2013 DIN EN 1421:2013 Chemicals used for treatment of water intended for human consumption - Ammonium chloride; German version EN 1421:2012
- 1970 DIN EN 1421:2005
