Get out of the cold & warm up to new Gibco BenchStable Media! Optimized for storage at room temperature »

Polymyxin B Sulfate

Catalog number:  21850029

Related applications:


Back to top


Polymyxin B Sulfate is produced by Bacillus polymyxa. Polymyxin B Sulfate works by binding to the cellular membrane and interfering with its permeability. Gibco® Polymyxin B Sulfate is used for the prevention of bacterial contamination of cell cultures. This antibiotic is highly active against gram-negative bacteria. The recommended working concentration is 100 units/ml. We offer a variety of antibiotics and antimycotics for cell culture applications.

Product Use
For Research Use Only: Not intended for animal or human diagnostic or therapeutic use.
For Research Use Only. Not for use in diagnostic procedures.


Agent: Polymyxin B
Shipping Condition: Room Temperature
Validated Application: Bacterial Selection
Form: Powder
Reagent Type: Antibiotic (Selective)

Contents & storage

Storage conditions: 15 to 30°C
Shipping conditions: Ambient
Shelf life: 24 months from date of manufacture