This European Standard is applicable to ammonia solution used for treatment of water intended for human consumption. It describesThe characteristics and specifies the requirements of ammonia solution and refers toThe corresponding analytical methods. It gives information for its use in water treatment. It also determinesThe rules relating to safe handling and use of ammonia solution (see Annex B).
EN 12122:2005 history
2005EN 12122:2005 Chemicals used for treatment of water intended for human consumption - Ammonia solution
1998EN 12122:1998 Chemicals Used for Treatment of Water Intended for Human Consumption - Ammonia Solution