Ammonium chloride is a high-nitrogen fertilizer source particularly effective for rice and wheat crops. It is characterized by its high solubility and efficient nitrogen release for plant growth.

In mining and metallurgy, it acts as a critical fluxing agent for cleaning metal surfaces before galvanizing. Its technical grade is essential for maintaining bath stability in metal finishing processes.

This salt is also a staple in animal nutrition, serving as a dietary supplement for livestock. It helps maintain electrolyte balance and prevents urinary issues in ruminant animals.