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Magnesium Stearate, USP/FCC Grade — representative laboratory stock photo, not the actual product or supplied packaging

Other laboratory materials

Magnesium Stearate, USP/FCC Grade

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Article code
MASTGU
CAS
557-04-0
Grade
USP/FCC (Food) Grade
Purity
4.0 - 5.0% (Mg on Dried Basis)
Category
Other laboratory materials
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Properties

Article / SKU
MASTGU
CAS
557-04-0
Synonyms
Magnesium octadecanoate, Magnesium distearate, Dibasic magnesium stearate, Octadecanoic acid, Magnesium salt
Assay
4.0 - 5.0% (Mg on Dried Basis)
PubChem ID
11177
Grade
USP/FCC (Food) Grade
Physical form
Solid
Appearance
White or almost white, fine light powder, greasy to the touch
Odor
Odorless
Melting point
130 - 140 °C / 266 - 284 °F
Solubility
Insoluble in Water
Molecular formula
Mg(C 18 H 35 O 2 )2
Molecular weight
591.2 g/mol
Acidity or Alkalinity
NMT 0.05 of 0.1M HCL or 0.1M NaOH
Autoship Available
Yes
Cadmium (Cd)
NMT 3 ppm
Chemical name
Magnesium stearate
Chloride (Cl)
NMT 0.1%
Heavy metals
NMT 0.004%
Lead (Pb)
NMT 10 ppm
Loss on drying
NMT 4.0%
Pillar
Natural

Packaging options — size and article

SizeArticle / SKU
500gMASTGU-500G
1lbMASTGU-1LB
1kgMASTGU-1KG
2.5kgMASTGU-2.5KG
12.5kgMASTGU-12.5KG
25kgMASTGU-25KG
50lbMASTGU-50LB

Packaging options

  • 500g
  • 1lb
  • 1kg
  • 2.5kg
  • 12.5kg
  • 25kg
  • 50lb

Details

Magnesium Stearate, USP/FCC Gra

Magnesium Stearate, also known as Magnesium Distearate, Magnesium Octadecenoate, and Octadecanoic Acid-Magnesium Salt, possesses the chemical formula C36H70MgO4 or Mg(C18H35O2)2. It appears as a fine, bulky, white odorless powder and is practically insoluble in water, ethanol.

A USP/FCC Grade chemical is the one that conforms to the criteria of the United States Pharmacopeia (USP) and the Food Chemicals Codex (FCC). A substance that meets the USP/FCC Grade specifications can be used in food applications.

Common Uses and Applications

Flow Agent in Powdered Products

Stabilizer in Food Products

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