Nonylphenol Ethoxylate, commonly known as Tergitol NP-40, is widely used as a nonionic surfactant in various industrial and commercial applications. It is particularly valued for its emulsifying, wetting, and dispersing properties. In the cleaning industry, it is a key ingredient in detergents and cleaning agents, effectively removing grease, oil, and dirt from surfaces. It is also used in the formulation of industrial and household cleaners, including degreasers and all-purpose cleaners.

In the textile industry, this chemical aids in the processing of fabrics by improving the wetting and penetration of dyes and other treatments. It is also utilized in the agricultural sector as an adjuvant in pesticide formulations, enhancing the spread and adhesion of active ingredients on plant surfaces. Additionally, it finds application in the production of paints and coatings, where it acts as a stabilizer and emulsifier, ensuring even distribution of components.

In laboratory settings, Tergitol NP-40 is often used in biochemical research for cell lysis and protein extraction, as it helps to solubilize membrane proteins without denaturing them. Its versatility and effectiveness make it a valuable component across multiple industries.