BS EN 939:2016

What is BS EN 939- Hydrochloric acid used for the treatment of water about?  

BS EN 939 discusses chemicals used for the treatment of water intended for human consumption. Hydrochloric acid’s neutralising capacity makes it well suited for water treatment applications.

BS EN 939 is applicable to hydrochloric acid used for the treatment of water intended for human consumption. 

Who is BS EN 939 - Hydrochloric acid used for the treatment of water for? 

BS EN 939 on hydrochloric acid used for the treatment of water intended for human consumption is useful for: 

• Chemical manufacturers  
• Water treatment plants 
• Packaged drinking water manufacturers 
• Quality control personnel 
• Inspection personnel 

Why should you use BS EN 939 -Hydrochloric acid used for the treatment of water?  

BS EN 939 provides you with the minimum purity requirements for hydrochloric acid used for the treatment of water intended for human consumption. Limits are given for impurities commonly present in the product. Depending on the raw material and the manufacturing process other impurities may be present and, if so, this shall be notified to the user and when necessary to relevant authorities.  

BS EN 939 provides you with the characteristics of hydrochloric acid and specifies the requirements and the corresponding test methods for hydrochloric acid. BS EN 939 provides you with information on its use in water treatment. BS EN 939 also guides you with the rules relating to the safe handling and use of hydrochloric acid. 

What’s changed since the last update?  

BS EN 939:2016 supersedes BS EN 939:2009 which is withdrawn. BS EN 939:2016 includes some technical changes with respect to BS EN 939:2009. These include: 

• Deletion of reference to EU Directive 67/548/EEC of June 27, 1967, to take into account, the latest Regulation in force 
• Use of the changed classification and labelling