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Specifications
| Grade | EP10.0 |
| Appearance | Fine, almost white or pale yellow powder or almost white or pale yellow masses or flakes |
| Solubility | Practically insoluble in water, slightly soluble in methylene chloride, very slightly soluble in anhydrous ethanol, practically insoluble in light petroleum |
| Identification | |
| Melting Point | 83 to 88 °C |
| Acid Value | 4.0 max |
| Hydroxyl Value | 145 to 165 |
| Iodine Value | 5 max |
| Alkaline Impurities | Not more than 0.2 mL of 0.01 M hydrochloric acid is required to change the colour of the indicator to yellow |
| Composition of Fatty Acids | Palmitic acid: 2.0% max Stearic acid: 7.0% to 14.0% Arachidic acid: 1.0% max 12-Oxostearic acid: 5.0% max 12-Hydroxystearic acid: 78% to 91% Any other fatty acid: for each fatty acid: 3% max |
| TAMC | 1000 cfu/g max |
| TYMC | 100 cfu/g max |
Applications
Castor oil hydrogenated, also known as hydrogenated castor oil or castor wax, is widely used in cosmetics, personal care products, and industrial applications. In cosmetics, it functions as an emollient, thickener, and viscosity modifier in creams, lotions, lipsticks, and hair care formulations. It is also applied in the production of ointments and balms due to its film-forming and skin-conditioning properties. Industrially, castor oil hydrogenated is used in the manufacture of lubricants, coatings, plastics, and wax-based products, providing thermal stability and improved texture.
Benefits
The benefits of castor oil hydrogenated include its high melting point, chemical stability, and excellent emollient properties. It enhances texture, consistency, and spreadability in cosmetic and pharmaceutical formulations while providing a protective, moisturizing layer on the skin. Its saturated structure gives resistance to oxidation and rancidity, extending the shelf life of products. Additionally, it is biodegradable, non-toxic, and compatible with a wide range of ingredients, making it suitable for both consumer and industrial applications.
Conclusion
Castor oil hydrogenated is a versatile ingredient in cosmetics, pharmaceuticals, and industrial products. Its benefits include stability, high melting point, emollience, and biodegradability, making it an essential component for improving texture, protection, and performance in a variety of formulations.
