This European Standard is applicable to sodium thiosulfate used for treatment of water intended for human
consumption.It describes the characteristics and specifies the requirements of sodium thiosulfate and
refers to the corresponding analytical methods. It gives information for its use in water treatment.
BS EN 12125:2005 history
2022BS EN 12125:2022 Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate
2013BS EN 12125:2012 Chemicals used for treatment of water intended for human consumption. Sodium thiosulfate
2006BS EN 12125:2005 Chemicals used for treatment of water intended for human consumption — Sodium thiosulfate