Products Description Propyl 4-hydroxybenzoate, also known as Propyl Paraben, is mainly used as a preservative, antioxidant, and bactericide for foods, cosmetics, medicines, etc. Propyl 4-hydroxybenzoate is an organic synthetic raw material, soluble in organic solvents such as ethanol, ether, acetone, and slightly soluble in water. This product can be used alone or compounded with other paraben esters to achieve better antiseptic effects (when mixed with methyl paraben, it can also kill Pseudomonas aeruginosa). Compatible with various components present in cosmetics. Product Feature Has broad-spectrum antibacterial activity; The dosage is small compared with traditional antiseptic products (such as sodium benzoate); It is safe and economical, has a long validity period. Basic Analysis Items Specification Appearance White crystalline powder AI content (%) 99.0-100.0 Melting point (℃) 95-98 Acidity (pH) 4.0-7.0 Ignition residue (%) Max0.1 Applications Used as bactericidal preservative and antioxidant for cosmetics, medicine, food, feed, spices, film and high-end products; Also used as organic synthesis reagent.