Phosphoramidon Disodium Salt is primarily used in biochemical research as a potent inhibitor of metalloproteases, particularly thermolysin and other zinc-dependent enzymes. It is widely employed in studies to understand the mechanisms of enzyme activity and inhibition, helping researchers explore the role of these enzymes in various biological processes. Additionally, it is utilized in the development of therapeutic strategies targeting metalloproteases, which are implicated in diseases such as cancer, inflammation, and cardiovascular disorders. Its application extends to the purification and characterization of enzymes, aiding in the identification of their structural and functional properties.