This standard BS EN 15797:2022 Chemicals used for the treatment of swimming pool water - Iron based coagulants is classified in these ICS categories:
71.100.80 Chemicals for purification of water
13.060.25 Water for industrial use
This document is applicable to iron based coagulants (iron (III) chloride, iron (III) chloride sulfate and iron (III) sulfate liquid) used directly or for the production of formulations for treatment of water for swimming pools. It describes the characteristics of iron based coagulants and specifies the requirements and the corresponding test methods for iron based coagulants. It gives information on their use in swimming pool water treatment. General information on iron based coagulants is given in Annex A. It also determines the rules relating to safe handling and use (see Annex B).