Description

Sorbitan, Tris[[R-(Z)]-12-Hydroxy-9-Octadecenoate] is a non-ionic surfactant and emulsifier derived from sorbitol and oleic acid. This compound is valued for its ability to stabilize emulsions and modify surface tension in complex formulations. It is a critical ingredient for manufacturers in the personal care, food, and pharmaceutical industries seeking reliable, multifunctional ingredients. Its specific stereochemistry ensures consistent performance in high-quality applications.

Application

This sorbitan ester serves as a versatile ingredient across multiple sectors due to its emulsifying and stabilizing properties.

• Cosmetics & Personal Care: A key emulsifier and solubilizer in creams, lotions, and makeup, helping to blend oil and water phases for stable, smooth-textured products.
• Food Industry: Used as an emulsifier (E-number series) in baked goods, confectionery, and dairy products to improve texture, volume, and shelf life.
• Pharmaceuticals: Employed as a non-ionic surfactant in topical ointments, creams, and as a solubilizing agent for poorly soluble active ingredients.
• Industrial Applications: Functions as an emulsifier, lubricant, and anti-static agent in textile processing, metalworking fluids, and agricultural formulations.
• Paints & Coatings: Acts as a dispersing agent and viscosity modifier to ensure uniform pigment distribution and stable emulsion paints.

Basic Information

Item	Detail
Product Name	Sorbitan, Tris[[R-(Z)]-12-Hydroxy-9-Octadecenoate]
CAS No.	61792-47-0
Molecular Formula	C60H108O8
Molecular Weight	957.5 g/mol
Synonyms	Sorbitan Trioleate; Span™ 85; Sorbitan Tri-9-octadecenoate; (Z)-Sorbitan Trioleate; UNII-6V9V2RYJ8N; E 496; INS 496; Arlacel™ 85; Glycomul™ TO
EINECS	263-090-0

Quality Control

Our Sorbitan, Tris[[R-(Z)]-12-Hydroxy-9-Octadecenoate] is produced under a strict quality management system. We offer grades compliant with relevant standards such as FCC (Food Chemicals Codex) for food applications and pharmaceutical-grade specifications for sensitive formulations. Every batch undergoes rigorous analytical testing to ensure identity, purity, and performance. Certificates of Analysis (COA) are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This product is easily oxidized; for long-term storage, consider maintaining an inert atmosphere (e.g., under nitrogen) in the headspace of the container. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Amber to yellow viscous liquid
Identification (IR)	Conforms
Assay (Sorbitan Trioleate)	≥ 95.0 %
Acid Value	≤ 15 mg KOH/g
Saponification Value	170 - 190 mg KOH/g
Hydroxyl Value	50 - 75 mg KOH/g
Water Content	≤ 1.0 %
Heavy Metals (as Pb)	≤ 10 ppm

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