1. BS EN 882:2016. Chemicals used for treatment of water intended for human consumption - Sodium aluminate

2. BS EN 883:2004. Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxide and polyaluminium chloride hydroxide sulfate

3. BS EN 885:2004. Chemicals used for treatment of water intended for human consumption - Polyaluminium chloride hydroxide silicate

4. BS EN 886:2004. Chemicals used for treatment of water intended for human consumption - Polyaluminium hydroxide silicate sulfate

5. BS EN 887:2016. Chemicals used for treatment of water intended for human consumption - Aluminium iron (III) sulfate

6. BS EN 888:2004. Chemicals used for treatment of water intended for human consumption - Iron (III) chloride

7. BS EN 889:2004. Chemicals used for treatment of water intended for human consumption - Iron (II) sulfate

8. BS EN 890:2012. Chemicals used for treatment of water intended for human consumption - Iron (III) sulfate solution

9. BS EN 891:2004. Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfate

10. BS EN 894-4:2010. Safety of machinery - Ergonomics requirements for design of displays and control actuators - Part 4: Location and arrangement of displays and control actuators