Ammonium hexafluorophosphate is widely used in the field of electrochemistry, particularly as an electrolyte in lithium-ion batteries. Its high ionic conductivity and stability under various conditions make it a suitable component for improving battery performance. Additionally, it is employed in the synthesis of other fluorinated compounds, serving as a precursor in organic and inorganic chemistry. In analytical chemistry, it is utilized as a reagent for ion chromatography to separate and detect specific ions. Its role in the production of specialty chemicals and materials, such as coatings and polymers, further highlights its versatility in industrial applications.