Diethanolamine (DEA) is widely used in various industrial and commercial applications due to its versatile properties. It is commonly employed as a surfactant and emulsifying agent in the production of personal care products such as shampoos, soaps, cosmetics, and cleaning agents like dishwashing liquids, where it helps to stabilize mixtures and improve texture. In the manufacturing of agricultural chemicals, DEA is utilized as an intermediate in the synthesis of herbicides and pesticides. It also plays a significant role in the gas treatment industry, where it is used to remove hydrogen sulfide and carbon dioxide from natural gas streams. Additionally, DEA is a key component in the formulation of cutting fluids and lubricants, enhancing their performance in metalworking processes. Its ability to act as a corrosion inhibitor makes it valuable in the production of antifreeze and other industrial fluids. In the pharmaceutical industry, DEA serves as an emulsifying agent, alkalizing agent, and solvent in certain drug formulations. It is also used as a solvent in laboratory applications.