Triphosphopyridine nucleotide sodium salt hydrate is widely used in biochemical research and enzymatic studies. It serves as a coenzyme in redox reactions, playing a critical role in metabolic pathways such as glycolysis and the citric acid cycle. This compound is essential for studying dehydrogenase enzymes, as it acts as an electron carrier, facilitating the transfer of hydride ions. It is also utilized in assays to measure enzyme activity and to investigate cellular respiration processes. Additionally, it is employed in the production of biosensors and diagnostic kits for detecting metabolic disorders. Its stability and solubility make it a valuable reagent in laboratory settings for various analytical and experimental applications.