ADA disodium salt is widely used in biochemical and molecular biology research as a buffering agent. It helps maintain a stable pH in various enzymatic reactions and protein studies, ensuring optimal conditions for biological processes. Additionally, it is employed in the preparation of electrophoresis buffers, which are essential for separating and analyzing DNA, RNA, and proteins. Its buffering capacity also makes it suitable for use in cell culture media, supporting cell growth and maintaining physiological conditions. Furthermore, ADA disodium salt is utilized in diagnostic kits and assays, where precise pH control is critical for accurate results.