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Polymixin B Sulfate, 1 G

Price$ 72.45
  • SKU: P-2430-1GM
  • Pack Size: 1 G


1385.61 Da





Mixture of sulfates of polypeptides from certain strains of Bacillus polymixa. Active against gram negative bacteria. 

Cell culture tested, Potency approximately 6500 units/mg.

The polymyxins are cationic peptides originally isolated from B. polymyxa.1 They bind and kill Gram-negative bacteria.2 The B series of polymyxins consist of a cyclic heptapeptide and a tripeptide side chain acylated at the amino terminus by a fatty acid. Polymyxin B (sulfate) is a mixture of at least four closely related components, polymyxin B1 to B4, with polymyxin B1 (Item No. 14074) and B2 being the two major components.3,4 Polymyxin B (sulfate) has rapid in vitro bactericidal activity against major multidrug-resistant Gram-negative bacteria, such as P. aeruginosaA. baumannii, and K. pneumoniae.4 



EC Number: 215-774-7


0.1 lbs

Research or further manufacturing use only, not for food or drug use.

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