BS EN 12121. Chemicals used for treatment of water intended for human consumption. Sodium disulfite
|Standard number:||20/30404879 DC|
|Status:||Draft for Comment|
- 71.100.80 Chemicals for purification of water
This document is applicable to sodium disulfite used for treatment of water intended for human consumption. It describes the characteristics of sodium disulfite and specifies the requirements and the corresponding test methods for sodium disulfite. It gives information on its use in water treatment. It also determines the rules relating to safe handling and use (see Annex B).