CSN EN 12122

CSN EN 12122 This document is applicable to ammonia solution used for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements of ammonia solution and refers to the corresponding analytical methods. It gives information for its use in water treatment. It also provides basic information relating to safe handling and use of ammonia solution (see Annex B).
Original English text of CSN EN Standard.
The price of the Standard included all amendments and correcturs.