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Magnesium Stearate

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Magnesium Stearate

Magnesium Stearate

CAS No.: 557-04-0

  • CAS No. :

    557-04-0
  • HS Code :

    291570
  • Molecular Formula :

    C36H70MgO4
  • Standard :

    USP
  • Appearance :

    A WHITE,VERY FINE ,LIGHT,POWDER,GREASY TO TOUCH
  • Certification :

    ISO/HALAL/KOSHER
  • Packing :

    20KG/BAG
  • Sample :

    AVAILABLE
  • Origin :

    CHINA

Description:

Magnesium stearate, is an organic compound, is a white sand free fine powder, in contact with the skin is slippery. Insoluble in water, ethanol or ether, mainly used as a lubricant, anti-stick agent, flow aid. It is especially suitable for the granulation of oil and extract drugs, and the particles produced have good fluidity and compressibility. Used as a flow aid in direct compression tablets. It can also be used as filter aid, clarifying agent and foaming agent, as well as suspension aid and thickening agent of liquid preparation.

 

Usage: 

1. Used as polyvinyl chloride heat stabilizer, as well as cosmetic flour, moisturizing ointment and pharmaceutical tablet raw materials (excipients, lubricants); Used to make wood powder lubricated bright and transparent; Paint industry for transparent polishing agent.

2. Widely used in food, medicine, coatings, plastics, rubber, textile and so on.

3. As a new type of pharmaceutical excipients, can be used as film coating materials for solid preparations, thickening agents for colloidal liquid preparations, suspension agents, etc.

4. Used in powder products in cosmetics, it can improve adhesion and lubricity, and can also be used as raw materials for pharmaceutical tablets.

 

Specification:

Items

Specification

Appearance

A white, very fine, light, powder, greasy to touch

Identification A

The tests for Magnesium

Identification B

conform

Acidity or alkalinity

conform

Loss on Drying

≤6.0 %

Chloride

≤0.1%

Sulphates

≤1.0%

Lead

≤10ppm

Cadmium

≤3ppm

Nickel

≤5ppm

Stearic Acid

≥40.0%

Stearic Acid&Palmitic acid

≥90.0%

Assay(Mg)

4.0%-5.0%

TAMC

≤1000CFU/g

TYMC

≤500CFU/g

Escherichia coli

Absent

Salmonella species

Absent

 

Storage: Store in a dry, cool, well-ventilated place

Shelf Life: 24Months

 

 

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