Potassium Bromide (KBr): A Versatile Inorganic Compound Potassium bromide (KBr) is a colorless, crystalline salt that has played significant roles in chemistry, medicine, and industrial applications for over a century. Though simple in structure, KBr has a complex and interesting history — from 19th-century sedatives to modern spectroscopy. Chemical Profile Chemical formula: KBr ... https://scienceandlaboratoryexp.com/product/potassium-bromide/