the minimum amount of penicillin that will prevent the growth of Staphylococcus aureus over an area 26 mm in diameter in a standard culture medium; 1 unit equals 0.6 mcg of crystalline sodium salt of penicillin. SYN: Florey unit.
As scientists who evolve with technology we treat innovation as a way of life, a life we dedicate to improvement and advancement of Safety, Health and Environment.