BS EN 12120. Chemicals used for treatment of water intended for human consumption. Sodium hydrogen sulfite
|Standard number:||20/30404876 DC|
|Status:||Draft for Comment|
- 71.100.80 Chemicals for purification of water
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.