Chemical Name: Magnesium stearate
CAS No: 557-04-0
Molecular Formula: C36H70MgO4
Molecular Weight: 591.24
Appearance: White powder
Assay: 99%min
Magnesium Stearate Cas 557-04-0
Description
Magnesium stearate Quick Details
Chemical Name: Magnesium stearate
Synonyms: Octadecanoic acid magnesium salt; magnesium octadecanoate; stearic acid magnesium salt; octadeconic acid magnesium salt; Bisstearic acid magnesium; Distearic acid magnesium
CAS No: 557-04-0
Molecular Formula: C36H70MgO4
Molecular Weight: 591.24
Molecular Structure:
Appearance: White powder
Assay: 99%min
Magnesium stearate Typical Properties
| Item | Specifications |
| Appearance | A white fine powder,light,greasy to touch |
| Identification -A | The test for Magnesium |
| Identification-B | Conform |
| Identification-C | 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 |
| E.Coli | Absent |
| Salmonella species | Absent |
Magnesium stearate Usage
Magnesium stearate is widely used in cosmetics, mainly as lubricants, anti-caking agents, expansion agents, colorants, humectants.
Magnesium stearate Packaging and Shipping
Packing: 25KG/ bag
Delivery: 7-10 days after receipt the payment.
Magnesium stearate Storage
The package is complete and lightly loaded; the warehouse is ventilated, away from open flames, high temperature, and stored separately from oxidants and acids.