NS EN 1421 : 2012
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - AMMONIUM CHLORIDE
Superseded date
05-30-2022
Published date
01-12-2013
Provides the characteristics and defines the requirements of ammonium chloride and refers to the corresponding analytical methods.
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