title: Ultraviolet filters.
abstract: The chemistry, photostability and mechanism of action of ultraviolet filters are reviewed. The worldwide regulatory status of the 55 approved ultraviolet filters and their optical properties are documented. The photostabilty of butyl methoxydibenzoyl methane (avobenzone) is considered and methods to stabilize it in cosmetic formulations are presented.
authors.affiliation: Alpha Research & Development Ltd, New York, USA. alpharnd@aol.com
authors.forename: Nadim A
authors.initials: NA
authors.lastname: Shaath
mesh_terms: D000042:Absorption; D005374:Filtration / Q000379:methods*; D013473:Sunscreening Agents / Q000737:chemistry / Q000145:classification / Q000494:pharmacology*; D014466:Ultraviolet Rays
chemical_list: D013473:Sunscreening Agents