Ethyl 4-hydroxybenzoate

　　Uses and Applications

　　Food Industry: Used as a preservative in beverages, sauces, pastries, preserved fruits, and other foods. It inhibits the growth of mold and yeast, extending the shelf life of food. The typical usage amount is 0.05%-0.15% of the food mass.

　　Daily Chemical Industry: Used for the preservation of cosmetics such as face creams and lotions, and detergents such as hand soaps. It can replace traditional chemical preservatives like sodium benzoate, helping to maintain product stability and extend shelf life.

　　Pharmaceutical Industry: Widely used for antibacterial preservation in liquid and semi-solid preparations, such as eye drops and ointments. It prevents microbial contamination and ensures the quality and safety of pharmaceuticals.

　　Other Fields: In the chemical industry, it can be used to produce plastic antioxidants and coating preservatives; in the textile industry, it is used for antimicrobial finishing of textiles, such as towels and socks. It can impart short-term antimicrobial properties to fabrics and inhibit odors caused by microbial growth.