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1. Composition & Definition:
Cetostearyl
Alcohol 1618-PS is a blend of Cetyl Alcohol (C16) and Stearyl Alcohol (C18)
in a specific ratio, typically 70:30 or 50:50 depending on the grade.
The "PS" designation often refers to a pharma or special
grade of this fatty alcohol blend.
2. Properties:
- Appearance:
White, waxy solid or flakes
- Solubility: Insoluble
in water, soluble in oils and alcohols
- Melting
Point: Approx. 48–55°C
- Odor: Mild
fatty odor
3. Applications:
- Personal
Care & Cosmetics: Used as an emollient, thickener, and
emulsifier in creams, lotions, shampoos, and conditioners.
- Pharmaceuticals: Acts
as a stabilizer and excipient in ointments and topical formulations.
- Industrial
Uses: Found in lubricants, coatings, and
surfactants.
4. Source & Manufacturing:
Derived
from vegetable oils (palm/coconut) or synthetic sources, produced
through hydrogenation of fatty acids or esters.