
Other laboratory materials
Magnesium Stearate, Lab Grade
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- Article code
- MASTGL
- CAS
- 557-04-0
- Grade
- Lab Grade
- Purity
- 6.8 - 8.3% (MgO)
- Category
- Other laboratory materials
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Properties
- Article / SKU
- MASTGL
- CAS
- 557-04-0
- Synonyms
- Magnesium octadecanoate, Magnesium distearate, Dibasic magnesium stearate, Octadecanoic acid-magnesium salt
- Assay
- 6.8 - 8.3% (MgO)
- PubChem ID
- 11177
- Grade
- Lab Grade
- 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
- Autoship Available
- Yes
- Chemical name
- Magnesium stearate
- Heavy metals
- </= 0.002%
- Lead (Pb)
- </= 0.001%
- Loss on drying
- </= 4.0%
- Pillar
- Essential
Packaging options — size and article
| Size | Article / SKU |
| 1lb | MASTGL-1LB |
| 500g | MASTGL-500G |
| 1kg | MASTGL-1KG |
| 2.5kg | MASTGL-2.5KG |
| 12.5kg | MASTGL-12.5KG |
| 50lb | MASTGL-50LB |
| 25kg | MASTGL-25KG |
Packaging options
- 1lb
- 500g
- 1kg
- 2.5kg
- 12.5kg
- 50lb
- 25kg
Details
Magnesium Stearate, Lab Grade
Magnesium Stearate, also known as Magnesium Distearate, Magnesium Octadecenoate, and Octadecanoic Acid-Magnesium Salt, possesses the chemical formula C 36 H 70 MgO 4 or Mg(C 18 H 35 O 2 ) 2 . It appears as a fine, bulky, white odorless powder and is practically insoluble in water, ethanol. It can be produced on a lab scale by the reaction of sodium stearate with magnesium sulfate. When heated to decomposition it emits acrid smoke and toxic fumes. Chemically pure or Laboratory reagents are the two terms often used to describe Lab Grade chemicals. Lab Grade chemicals do not meet any accepted quality or purity requirements such as the ACS Grade, the USP Grade, and the FCC Grade, despite their acceptable purity.
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. It can be produced on a lab scale by the reaction of sodium stearate with magnesium sulfate. When heated to decomposition it emits acrid smoke and toxic fumes.
Chemically pure or Laboratory reagents are the two terms often used to describe Lab Grade chemicals. Lab Grade chemicals do not meet any accepted quality or purity requirements such as the ACS Grade, the USP Grade, and the FCC Grade, despite their acceptable purity.
Common Uses and Applications
Flow Agent and Stabilizer in Powdered Products
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