benzocaine extraction Ultraviolet absorber. Mainly used in sunscreen and tanning cosmetics, it is chemically stable to light and air, safe for the skin, and has the ability to form a film on the skin. It can effectively absorb ultraviolet rays in the 280-320μm medium wave light region in the U.V.B region. The addition amount is usually about 4%.
benzocaine extraction Local anesthetics, used for relieving itching and pain in wounds, ulcers and hemorrhoids, with a concentration of 5% to 20%, and also used as intermediates in drug synthesis and organic synthesis.