Used as a fabric softener and antistatic agent in laundry products, providing softness and reducing static cling in textiles. Also functions as a biocide in industrial water systems, controlling microbial growth in cooling towers and paper mill systems. Commonly found in disinfectant wipes and cleaning solutions due to its antimicrobial properties. Effective against a broad spectrum of bacteria, fungi, and viruses, making it suitable for use in household and institutional sanitizing products.