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COA of Magnesium Stearate
Aug 09, 2018

Product Name: Magnesium Stearate

Structure:

                         

Specifications:

Item

Specification

CP 2005

USP28/NF23

Assay%

6.5-7.5MgO

4.0-5.0Mg

Chloride%

≤0.15

≤0.1

Sulfate%

≤0.6

≤1.0

Loss on drying%

≤5.0

≤6.0

Iron%

≤0.01


Lead ppm

≤15

≤10

Acid or Alkalinity


conforms

Stearic acid and plam


conforms

acid relative density%


≥90

Total assay(stearic acid)%


≥40

Organic Volatile Impurities


conforms

 

Physical properties:

Character: White, tiny and smooth, fluffy powder; insoluble in water, alcohol, ether; slightly dissoluble in hot alcohol and benzene, and can be decomposed by dilute acid; hard to flow, Viscous powders.

Particle size: 100 percent through 80mesh sieve.








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