BSI 20/30404897 DC 2020
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BS EN 1421. Chemicals used for treatment of water intended for human consumption. Ammonium chloride
Published By | Publication Date | Number of Pages |
BSI | 2020 | 16 |
This document is applicable to ammonium chloride used for treatment of water intended for human consumption. It describes the characteristics and specifies the requirements of ammonium chloride and refers to the corresponding analytical methods. It gives information for its use in water treatment. It also determines the rules relating to safe handling and use of ammonium chloride (see Annex B).