BS EN 12120:2022
Chemicals used for treatment of water intended for human consumption. Sodium hydrogen sulfite
- Standard No.
- BS EN 12120:2022
- Release Date
- 2022
- Published By
- British Standards Institution (BSI)
- Latest
- BS EN 12120:2022
- Scope
- This document is applicable to sodium hydrogen sulfite used for treatment of water intended for human consumption. It describes the characteristics of sodium hydrogen sulfite and specifies the requirements and the corresponding test methods for sodium hydrogen sulfite. It gives information on its use in water treatment.
BS EN 12120:2022 history
- 2022 BS EN 12120:2022 Chemicals used for treatment of water intended for human consumption. Sodium hydrogen sulfite
- 2013 BS EN 12120:2012 Chemicals used for treatment of water intended for human consumption. Sodium hydrogen sulfite
- 2006 BS EN 12120:2006 Chemicals used for treatment of water intended for human consumption. Sodium hydrogen sulfite
- 2006 BS EN 12120:2005 Chemicals used for treatment of water intended for human consumption — Sodium hydrogen sulfite
- 0000 BS EN 12120:1999
