Certificate of Analysis


Catalog Number: M5294
Product Name: Polyoxyethylene stearate
CAS Number: 9004-99-3

Physical and Chemical Properties
Formula: (C2H4O)10C18H36O2
Molecular Weight: 725.0
Solubility: 10mM in DMSO
Long-term Storage: at -20°C
Chemical Structure: Polyoxyethylene stearate Structure
Analytical Data
HPLC: Shows Min >98% purity
H-NMR: Consistent with structure
Product Information
Description: Polyoxyethylene stearate (POES) is a non-ionic emulsifying agent.
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 at -20°C or below and used within 1 month.