Colistin A is an antibiotic generated by certain strains of the bacteria Paenibacillus polymyxa. Colistin is a mixture of the cyclic polypeptides colistin A and B and belongs to the class of polypeptide antibiotics known as polymyxins. Colistin is effective against most Gram-negative bacilli.

7722-44-3

C53H100N16O13

1169.46

Polymixin E1;Colistin IV;Polymyxin E1;Colistin A

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years