Polymyxin B sulphate, Sigma-Aldrich®

Supplier: MilliporeSigma

5291-1GM 5291-500MG 5291-5GM
CA80058-570EA 277.59 CAD
CA80058-570 CA80058-572 CA80108-268
Polymyxin B sulphate, Sigma-Aldrich®
Polymyxin B sulphate

Polymyxin B Sulfate is an antibiotic that is effective against gram-positive bactera


  • Mixture of polymyxin B1 sulfate and polymyxin B2 sulfate
  • Binds to cell wall and makes it more permeable, causing fluid uptake


It inhibits phospholipid-sensitive Ca2+-dependent protein kinases.


White to Off-White


Soluble in water (25 mg/mL)

Formula: C₅₅H₉₆N₁₆O₁₃·2H₂SO₄
MW: 1385.61 g/mol
Storage Temperature: Ambient
MDL Number: MFCD00131991
CAS Number: 1405-20-5

Order Now


Learn more

About VWR

Avantor is a vertically integrated, global supplier of discovery-to-delivery solutions for...

Learn more About VWR