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Polysorbate 85 (Tween 85) - Tween 85

Silver Fern is a leading supplier and distributor of bulk specialty chemicals, with over 20 years of serving North America’s top manufacturers.

Polysorbate 85, also known as Tween 85, is a nonionic surfactant and emulsifier used in pharmaceutical applications.

Product Details

Formula:

C20H36O5(C2H4O)n (n=20)

CAS Number:

9005-70-3

Also Known As:

Polyoxyethylene (20) sorbitan trioleate; P80; Tween 85; PEG-20 sorbitan trioleate

Packaging:

Drums

Typical Specifications

Data is representative of average lots;
data taken from specific lots may vary.

Appearance

Amber liquid

Boiling Point, °C

greater than 100

Density, g/cm3

1.06

Flash Point, °C

149

Molecular weight, g/mol

1231.54

Odor

mild

Refractive index, n20/D

1.468

COMMERCIAL REQUESTS ONLY

Store in a cool, dry, well-ventilated area. Keep container tightly closed when not in use.
Polysorbate 85, commonly known as Tween 85, is a high-quality nonionic surfactant renowned for its versatile applications in various industries. Comprised of a sorbitan fatty acid ester derived from ethoxylated sorbitol and oleic acid, this chemical exhibits exceptional emulsifying properties, making it a pivotal additive in the formulation of products where the stable blending of oil and water phases is required. In the food industry, Tween 85 serves as an effective emulsifier, stabilizing sauces, dressings, and baked goods to ensure uniform texture and extended shelf life. In pharmaceuticals, it is utilized to enhance the consistency and efficacy of topical creams, lotions, and oral medications by improving solubility and bioavailability. The cosmetic industry benefits from its ability to produce smooth, homogenous creams, lotions, and makeup products, enhancing the sensory experience for users. Additionally, in industrial applications, Polysorbate 85 functions as a dispersant, aiding in the uniform distribution of ingredients in pesticides and coatings. With its broad-spectrum functionality, Polysorbate 85 is a critical component for industries requiring efficient and reliable emulsification and stabilization solutions.

Structure:

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