Description

Sorbitan Stearate CAS NO 5093-91-4 is a non-ionic surfactant derived from the esterification of sorbitol and stearic acid. This versatile compound is valued for its excellent emulsifying, stabilizing, and conditioning properties across a wide range of industrial formulations. It is an essential ingredient for manufacturers in the personal care, food, pharmaceutical, and chemical processing industries seeking reliable and multifunctional performance additives.

Application

• Cosmetics & Personal Care: A key emulsifier and stabilizer in creams, lotions, and ointments; acts as a conditioning agent in hair care products.
• Food Industry: Used as an emulsifier (E491) in baked goods, confectionery, whipped toppings, and edible coatings to improve texture and shelf life.
• Pharmaceuticals: Serves as an excipient in topical formulations, acting as a non-irritating emulsifier and stabilizer for creams and ointments.
• Industrial Applications: Functions as an emulsifier in textile lubricants, metalworking fluids, and pesticide formulations.
• Plastics & Polymers: Employed as an internal and external lubricant and anti-static agent in PVC and other polymer processing.

Basic Information

Product Name	Sorbitan Stearate
CAS No.	5093-91-4
Molecular Formula	C24H46O6
Molecular Weight	430.62 g/mol
Synonyms	Sorbitan monostearate; Span 60; Arlacel 60; E491; Anhydrosorbitol stearate; Sorbitan, monooctadecanoate; (R)-2-[(2R,3R,4S)-3,4-dihydroxyoxolan-2-yl]-2-hydroxyethyl octadecanoate
EINECS	225-806-4

Quality Control

Our Sorbitan Stearate is manufactured under a strict quality management system. We offer grades compliant with major international standards, including Food Chemicals Codex (FCC) and pharmaceutical-grade (USP/NF) specifications where applicable. Every batch undergoes rigorous analytical testing to ensure identity, purity, and performance consistency. A comprehensive Certificate of Analysis (COA) is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. Under recommended conditions, the product remains stable for an extended period.

Specification

Item	Specification
Appearance	White to cream-colored waxy solid
Identification (IR)	Conforms
Assay (Sorbitan Esters)	≥ 95.0 %
Acid Value	≤ 10 mg KOH/g
Saponification Value	147 - 157 mg KOH/g
Hydroxyl Value	235 - 260 mg KOH/g
Water Content	≤ 1.5 %
Residue on Ignition	≤ 0.5 %

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