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, cleaning solutions, and hygiene products like hand washes due to its antimicrobial properties as a cationic surfactant. Effective against a broad spectrum of bacteria, fungi, and viruses, making it suitable for use in household and institutional sanitizing products. Additionally, used as a preservative in cosmetics and hair care products owing to its surface adhesion and long-lasting effects.