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Span 60 CAS NO 1338-41-6


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CAS No.:1338-41-6

Grade:Pharmacy Grade

Content:99.0%

Brand:Customizable

Packaging:Customizable

Description

Span 60 is a non-ionic surfactant belonging to the sorbitan ester family, specifically sorbitan monostearate. This versatile emulsifier and stabilizer is valued for its ability to create water-in-oil (W/O) emulsions and improve texture and shelf-life in complex formulations. It is an essential ingredient for manufacturers in the food, cosmetics, and pharmaceutical industries seeking reliable and compliant raw materials for their production processes.

Application

  • Food Industry: Used as an emulsifier and stabilizer in baked goods, whipped toppings, coffee creamers, and confectionery to ensure consistent texture and prevent ingredient separation.
  • Cosmetics & Personal Care: Acts as a key emulsifier and opacifying agent in creams, lotions, and makeup products, providing a smooth, stable, and luxurious feel.
  • Pharmaceuticals: Employed as a non-ionic surfactant in topical ointments, creams, and as a lubricant in tablet manufacturing to aid in processing and drug delivery.
  • Industrial Applications: Serves as an emulsifier in textile lubricants, metalworking fluids, and agricultural chemical formulations.
  • Plastics & Polymers: Functions as an internal and external antistatic agent and lubricant in the production of PVC and other polymers.

Basic Information

Product Name Span 60
CAS No. 1338-41-6
Molecular Formula C24H46O6
Molecular Weight 430.62 g/mol
Synonyms Sorbitan Monostearate; Sorbitan Stearate; Arlacel 60; Span® 60; E 491; INS 491; Anhydrosorbitol Monostearate; (Z)-Monostearic Acid Sorbitan Ester
EINECS 215-664-9

Quality Control

Our Span 60 is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. We offer grades compliant with major international standards, including Food Chemicals Codex (FCC) and Kosher certification where applicable. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and key physical parameters is provided with every shipment to guarantee product integrity for your specific application needs.

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. Under these conditions, the product has excellent shelf stability.

Specification

Item Specification
Appearance White to cream-colored waxy beads or flakes
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 %
Melting Point Approx. 50 - 55 °C

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

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Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.

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