Technical Specification of Ammonium Chloride Powder:-
Grade | Pure | Technical |
Assay | 99% Min | 96- 97% Min |
Appearance | Snow White | White Crystalline |
Sulphate | 0.02 to 0.05% | 0.1 to 0.2 % |
Iron | 0.001% to 0.005% | 0.05 |
Insoluble Matter | 0.02 to 0.05% | 0.2 to 0.5% |
pH 5% Solution | 4.5 - 5.5 | 4.5 - 6.5 |
Solubility | Colour Less Clear Solution | ---------- |
Moisture | --------- | 2% Min |
Uses of NH4Cl :-
As a flux for coating sheet iron with zinc tinning in dry and leclanche batteries dyeing freezing mixtures, electroplating to clean soldering irons lustering cotton, tinning in washing powders manufacturing dyes in cement for iron pipes for snow treatment (slows melting on ski slopes).