Monostearin

General Information

Product Name: Monostearin
CAS: 123-94-4
Catalog: SUR-NON-075
Applications: Food and beverage industry, cosmetics and pharmaceuticals, plastic processing, others

Introduction

Monostearin, also known as monoglyceride of stearic acid, plays a critical role as an emulsifier, stabilizer, and dispersant in numerous formulations across food, cosmetic, pharmaceutical, and plastic industries.

Characteristics

Monostearin exhibits unique chemical and physical properties:

Appearance: Monostearin is characterized by its white, granular form.
Solubility: It is insoluble in water but exhibits solubility in several organic solvents, including alcohol, benzene, and acetone.
Self-emulsify: It has the ability to self-emulsify in hot water after vigorous shaking, forming a stable hydrated dispersion.
HLB: The Hydrophilic-Lipophilic Balance (HLB) value of monostearin ranges from 3.9 to 5.3, positioning it as a multipurpose emulsifier suitable for various formulations.
Functional Benefits: Monostearin serves multiple functions, including emulsification, dispersion, stabilization, foaming, defoaming, antistatic properties, and anti-starch aging effects.

Basic Parameters

Items	SUR-NON-075
Appearance (25°C)	Milky or light yellow waxy or solid
Iodine Value	≤ 4.0
Freezing Point (℃)	60.0-70.0
Free Acid (as stearic acid, %)	≤ 2.5
Heavy Metals (as Pb, %)	≤ 0.0005
As (%)	≤ 0.0001

* Typical values (not warranted values)

Applications

Monostearin finds applications in numerous industries due to its versatile properties:

Food and Beverage Industry: In the food and beverage sector, monostearin is extensively utilized as an oil-in-water emulsifier. It is integral in the production of margarine, powdered fats, cream, and various other food products. Additionally, monostearin helps improve the texture and shelf life of food products by acting as an anti-aging agent.
Cosmetics and Pharmaceuticals: Monostearin is widely applied in the formulation of creams, suppositories, and ointments in the cosmetics and pharmaceutical industries. It enhances the dispersion and stability of active ingredients, ensuring effective delivery and prolonged efficacy. Its ability to stabilize emulsions makes it a preferred choice in producing high-quality topical and transdermal products.
Plastic Processing: Monostearin finds significant utility in plastic processing, particularly in EPE (expanded polyethylene) and PVC (polyvinyl chloride) applications. It serves as a non-toxic plasticizer, lubricant, foaming agent, and anti-aging agent.

Packaging and Storage

Packaging Options: Typically packed in 25 kg bags or 10 kg boxes, customizable according to customer requirements.
Storage Conditions: Stored in a cool, dry place, away from sunlight and moisture, to prevent caking and ensure it remains free-flowing and easy to use.

Monostearin, with its exceptional emulsifying, stabilizing, and dispersing properties, is an indispensable compound across various industries. From food production to cosmetics, pharmaceuticals, and plastics, its versatility and reliability make it a preferred choice for manufacturers seeking to enhance the quality and performance of their products. Contact Alfa Chemistry today to learn more about our products and how they can benefit your applications.

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