Description

Sorbitan, Tris(12-Hydroxyoctadecanoate) is a non-ionic surfactant and emulsifier derived from sorbitol and 12-hydroxyoctadecanoic acid. This compound is valued for its excellent emulsifying, stabilizing, and dispersing properties in complex formulations. It is primarily utilized by manufacturers in the cosmetics, personal care, pharmaceuticals, and food industries to create stable, high-quality products.

Application

• As a key emulsifier and stabilizer in cosmetic creams, lotions, and ointments.
• As a dispersing agent for pigments and fillers in color cosmetics and industrial coatings.
• In pharmaceutical formulations for topical applications to ensure homogeneity and stability.
• As a food-grade emulsifier (where compliant) in certain food products and food packaging materials.
• In industrial applications as a lubricant additive or processing aid.
• As a component in textile and leather treatment chemicals for softening and finishing.

Basic Information

Product Name	Sorbitan, Tris(12-Hydroxyoctadecanoate)
CAS No.	93963-95-2
Molecular Formula	C60H114O9
Molecular Weight	979.55 g/mol
Synonyms	Sorbitan Tristearate; Sorbitan Trihydroxystearate; Tris(12-Hydroxyoctadecanoic Acid) Sorbitan Ester; Span 65 (trade name variant); Sorbitan Tri(12-Hydroxystearate); EINECS 300-066-8; INS 492 (food additive code); Sorbitan ester of 12-hydroxystearic acid
EINECS	300-066-8

Quality Control

Our Sorbitan, Tris(12-Hydroxyoctadecanoate) is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and performance consistency. Certificates of Analysis (COA) detailing specifications such as assay, acid value, hydroxyl value, and moisture content are available upon request. We can support compliance with relevant standards for cosmetic (ISO 22716), food (where applicable), and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and excessive heat to maintain product integrity.

Specification

Item	Specification
Appearance	Off-white to pale yellow waxy solid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Acid Value	≤ 15.0 mg KOH/g
Hydroxyl Value	Contact for details
Saponification Value	Contact for details
Moisture (KF)	≤ 2.0%
Melting Point	45 - 55 °C

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