Used as a preservative and antimicrobial agent in cosmetics and personal care products. Effective against bacteria, fungi, and yeast, it helps extend shelf life and maintain product safety. Commonly found in shampoos, lotions, and creams to prevent microbial contamination. Also utilized in industrial applications for its biocidal properties, including water treatment and metalworking fluids. Its ability to inhibit microbial growth makes it valuable in formulations requiring long-term stability under varying storage conditions.