Chemicals used for treatment of water intended for human consumption. Ammonium chloride
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What is BS EN 1421 - Ammonium chloride about?
BS EN 1421 is the European standard that covers the chemicals used for the treatment of water intended for human consumption. In particular, this standard applies to ammonium chloride used for the 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 and determines the rules relating to the safe handling and use of ammonium chloride.
Who is BS EN 1421 - Ammonium chloride
Другие стандарты BS
