Bacitracin / subtilisin

English Name: bacitracin

Other names: subtilisin;  Bacillus subtilis peptide; Bacillin

CAS No.: 1405-87-4

C66H103N17O16S=1422.69

Grade: USP level

Potency: ≥ 60u/mg

PH：5.5～7.5

Loss on drying: ≤ 5.0%

Physicochemical properties: white or light yellow powder; Odorless and bitter; It has hygroscopicity; It is easy to be destroyed by oxidants, can be precipitated by a variety of heavy metal salts in the solution, and is unstable in alkaline solutions with pH above 9. Stable in acid solution. Soluble in water, soluble in ethanol, methanol and glacial acetic acid, insoluble in acetone, chloroform or ether. Its aqueous solution is easy to fail at room temperature and needs to be stored at low temperature for no more than one year.

Purpose: biochemical research. It can inhibit Gram-positive bacteria. It can form complexes with a variety of metal ions, and the formation tendency is cu>ni>co>zn>mn.

Storage: 2 ~ 8 ℃, shelf life 3 years