Polymyxin B Sulfate is a mixture of Polymyxin B1 and Polymyxin B2 Sulfate, obtained from Bacillus polymyxia strains. Inhibits gram-negative organisms in vitro Binds to and interferes with permeability of bacterial cytoplasmic membrane Inhibits Ca2+ dependent protein kinase C (PKC) …

Purity Limit: > 6500 IU/MG (Microbial on dried basis) CAS No.: 1405-20-5 Molecular Formula: C55H96N16O13·2H2SO4 Molecular Weight: 1385 MDL No.: MFCD00131991 Appearance: White to almost white powder, Hygroscopic Optical Rotation: -78° to -90° Potency: Potency >6000 u/mg …