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Sorbitan Trioleate - STO
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Sorbitan Trioleate is a non-ionic surfactant derived from the esterification of sorbitol and oleic acid. It is commonly used as an emulsifying agent in the manufacture of food, cosmetics, pharmaceuticals, and various industrial applications.Product Details |
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Formula: |
C60H108O8 |
CAS Number: |
26266-58-0 |
Also Known As: |
Span 85; Sorbitan trioleate; Sorbitan 1,3,4,6-tetrahydroxy-2,5-dioctadec-9-enoyloxyhexacosanoate |
Typical Specifications
Data is representative of average lots;
data taken from specific lots may vary.
Appearance |
Yellow viscous liquid |
Boiling Point, °C |
>310 |
Density, g/cm3 |
0.98 |
Flash Point, °C |
>230 |
Melting point, °C |
<25 |
Molecular weight, g/mol |
957.45 |
Odor |
Mild |
Refractive index, n20/D |
1.472 |
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Store in a cool, dry place away from direct sunlight and heat. Handle with appropriate personal protection to avoid skin and eye contact.
Sorbitan Trioleate is a versatile non-ionic surfactant and emulsifier, renowned for its superior performance in stabilizing water-in-oil emulsions and enhancing product formulations across diverse industries. With a molecular structure comprised of sorbitol and oleic acid, this compound exhibits exceptional lubricating and wetting properties. Its lipophilic nature makes it an ideal ingredient in personal care products, including creams, lotions, and makeup formulations, ensuring smooth application and long-lasting moisture retention. In industrial settings, Sorbitan Trioleate serves as a reliable dispersing agent for pigments and a lubricant in plastic and lubricant manufacturing. Its multifunctional characteristics also make it a key additive in agrochemicals and pharmaceuticals, where it facilitates efficient ingredient blending and improves end-product efficacy. With its versatile applications and proven safety profile, Sorbitan Trioleate is a staple ingredient for formulators seeking to enhance the performance and stability of their products.
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