Cetearyl alcohol and PEG-20 stearate are ingredients in emulsifying wax. Emulsifying wax is a vegetable-based emulsifier that combines oil and water in recipes for lotions, creams, and other cosmetics. It’s a non-ionic wax that produces smooth oil-in-water emulsions. To use emulsifying wax, add approximately 4-5% by weight to your recipe. It’s suitable for use by vegetarians and vegans.
Chemical formula    (C2-H4-O)nC18H36O2.
Molar mass            342.313±0 dalton
Density          0.861 g/cm3
Boiling point          250°C.
Technical Analysis
Specification        Typical Values
Colour (APHA)          white
CAS NO.              67762-27-0
Solubility       0.15 mg/L at 20°C (Frischmann, 2012).
Cetearyl alcohol & PEG20 stearate  is a vegetable-based emulsifier used to combine water and oil in cosmetics like lotions and creams.