Used as a biocide and antimicrobial agent in industrial water treatment systems to control bacterial and algal growth. Commonly incorporated into disinfectants and sanitizers due to its ability to disrupt cell membranes of microorganisms. Applied in the formulation of corrosion inhibitors and as a surfactant in specialized cleaning products. Also serves as an intermediate in the synthesis of quaternary ammonium compounds used in fabric softeners and personal care products.