Used as a buffering agent in analytical chemistry to maintain stable pH during experiments. Commonly employed in electrophoresis and chromatography techniques. Acts as a complexing agent in metal plating and cleaning solutions, helping to stabilize metal ions in solution. Frequently used in food industry as an acidity regulator and emulsifying agent, especially in dairy products and processed cheeses. Also utilized in pharmaceutical formulations to adjust pH and improve stability of active ingredients. Plays a role in blood anticoagulant solutions due to its ability to chelate calcium ions.