BS EN 16399:2013

This standard BS EN 16399:2013 Chemicals used for treatment of swimming pool water. Sodium thiosulfate is classified in these ICS categories:

• 71.100.80 Chemicals for purification of water

This European Standard is applicable only to sodium thiosulfate and not to mixtures with other chemicals used for treatment of swimming pool water. It describes the characteristics of sodium thiosulfate and specifies the requirements and the corresponding test methods for sodium thiosulfate. It gives information on its use in swimming water treatment. It also determines the rules relating to safe handling and use (see Annex A).