Description

Sorbitan, Poly(Oxy-1,2-Ethanediyl) Derivs. is a class of nonionic surfactants derived from sorbitol and ethylene oxide, widely recognized for their emulsifying, dispersing, and stabilizing properties. These versatile compounds are critical for creating stable mixtures of oil and water, making them indispensable in a wide range of industrial and consumer formulations. Key industries that rely on this product include pharmaceuticals, cosmetics, food processing, and agrochemicals, where consistent quality and performance are paramount.

Application

• Pharmaceuticals: Used as an emulsifier and solubilizer in topical creams, ointments, and oral suspensions.
• Cosmetics & Personal Care: Acts as a primary emulsifier in lotions, creams, and makeup, ensuring smooth texture and stability.
• Food Industry: Employed as an emulsifier (E432-E436) in baked goods, dairy products, and edible spreads.
• Agrochemicals: Serves as a wetting agent and emulsifier in pesticide and herbicide formulations.
• Industrial Applications: Functions as a dispersant and anti-foaming agent in textile processing, paints, and coatings.
• Household & Institutional Cleaning: Used in the formulation of detergents and cleaning products for effective soil removal and emulsion stability.

Basic Information

Product Name	Sorbitan, Poly(Oxy-1,2-Ethanediyl) Derivs.
CAS No.	9005-63-4
Molecular Formula	Variable (Polymer)
Molecular Weight	Variable
Synonyms	Polysorbate; Polyoxyethylene Sorbitan Fatty Acid Ester; Tween (Series); Sorbitan, Ethoxylated; Alkest TW; Ethoxylated Sorbitan Ester; POE Sorbitan Ester; Sorbitan Polyoxyethylene Ester
EINECS	Contact for details

Quality Control

Our Sorbitan, Poly(Oxy-1,2-Ethanediyl) Derivs. are manufactured under a stringent quality management system. Production adheres to relevant standards, including food grade (FCC) and pharmaceutical (USP/EP) specifications where applicable. Every batch undergoes comprehensive analytical testing to ensure consistent purity, functionality, and safety. A Certificate of Analysis (COA) detailing specific parameters is available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is easily oxidized; for long-term storage or to maintain optimal quality, storing under an inert atmosphere such as nitrogen is recommended. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to amber viscous liquid
Identification (IR)	Conforms
Assay (Saponification Value)	Contact for details
Water Content	≤ 3.0%
Acid Value	≤ 2.0 mg KOH/g
Hydroxyl Value	Contact for details
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.