Primarily used as a surfactant in various industrial and consumer products due to its ability to reduce surface tension. It is widely applied in hair conditioners and fabric softeners to provide smoothness and softness. In the cosmetic industry, it serves as an emulsifier and antistatic agent in formulations like shampoos and lotions. In biotechnology, it is utilized as a stabilizing agent for nanoparticles and in DNA extraction processes. Additionally, it finds use in the petroleum industry as a corrosion inhibitor and in water treatment as a biocide to control microbial growth. Its cationic nature makes it effective in disinfectants and sanitizers for surface cleaning.