Isopropanolamine phosphate is widely used as a corrosion inhibitor in metalworking fluids and industrial water treatment systems. It effectively protects metal surfaces from rust and degradation, extending the lifespan of equipment.

In the personal care industry, it serves as a pH adjuster and stabilizer in cosmetic formulations, ensuring product consistency and safety. It is also utilized in cleaning products for its ability to enhance the effectiveness of detergents and surfactants.

Additionally, it finds application in the textile industry as a softening agent and dye fixative, improving fabric quality and color retention. Its versatility makes it a valuable component across various industrial and consumer applications.