Certificate of Analysis

 

Product Name: Polymyxin B nonapeptide
Catalog Number: M53967
CAS Number: 86408-36-8

Physical and Chemical Properties
Formula: C43H74N14O11
Molecular Weight: 963.13
Form: Solid
Solubility: Water ≥ 60 mg/mL
Storage: -20°C, protect from light, dry, sealed
Chemical Structure: Polymyxin B nonapeptide Structure
Analytical Data
QC Standard: >99.5%
H-NMR: Consistent with structure
Product Information
Description: Polymyxin B nonapeptide is a cyclic peptide obtained from Polymyxin B by proteolytic removal of its terminal amino acyl residue.
   
Stability and Solubility Advice: Information concerning product stability, particularly in solution, has rarely been reported and in most cases we can only offer a general guide.
We recommend that stock solutions, once prepared, are stored aliquoted in tightly sealed vials and used within 1 month. Avoid repeated freeze and thaw cycles. Storage conditions for some special products should refer to their storage details.