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Excipients for Drug Formulation
Kolliphor® CS 20
A non-ionic emulsifier with good sensory properties; stable with acidic, basic and ionic excipients
Kolliphor® CS 20 is a white, wax-like, non-ionic emulsifier with mild odor; prepared by the ethoxylation of cetyl (C16) and stearyl (C18) alcohols. Delivered in pellet form, it is used widely for pharmaceutical oil-in-water emulsions and delivers good sensory properties during product application. The final product has 20 ethoxy groups which form the hydrophilic portion of the surfactant structure. Kolliphor® CS 20 is suitable for emulsions & creams as well as foams. It can be formulated in hot processes and phase inversion technology (PIT) and is stable with a broad pH range.
Why use Kolliphor® CS 20
- Shows good sensory properties when formulated into creams and lotions
- Suitable for hot processes and phase inversion technology
- Stable with acidic, basic and ionic excipients
- Widely used as a mild, non-ionic emulsifier for pharmaceutical oil-in-water emulsions
| Product Details |
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| CAS No.: | 68439-49-6 |
| Former Product Name: | Emulgin® B2 PH |
| Regulatory Status: | Complies with USP/NF and European Pharmacopoeia monographs. It is manufactured under IPEC-PQG GMP conditions and listed in the US FDA Inactive Ingredient Database. Ph. Eur.: Macrogol cetostearyl ether 20, USP-NF: Polyoxyl 20 cetostearyl ether |
| Applications: | Widely used as a mild, non-ionic emulsifier for pharmaceutical oil-in-water emulsions; delivering good sensory properties during product application. |
Learn more about Kolliphor® CS 20
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Trends and Formulation Strategies for Topical Drugs
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