Shandong Huashang Chemical Co., Ltd. is a high-tech enterprise specializing in the research and development, manufacturing, and sales of fine chemicals. Headquartered in Jinan, Shandong, China, we are committed to delivering high-quality products to our global partners. Currently, over 90% of our products are exported to developed markets, including North America, Europe, Japan, South Korea, and the Middle East.
Basic Information
Product Name: Sodium stearate
Alias: Octadecanoic acid sodium salt; Stearic acid sodium salt
CAS No. : 822-16-2
Molecular Formula: C18H35O2Na
Molecular Weight: 306.46 g/mol
Classification: Anionic surfactant; Metal soap; Emulsifier; Food & industrial additive
Physical & Chemical Properties
Appearance: White fine powder
Odor: Slight characteristic fatty odor
Solubility: Slightly soluble in cold water, soluble in hot water and ethanol
Stability: Stable in neutral/alkaline medium; hydrolyzes in acid to release stearic acid; hygroscopic
Specification Table
| Item | Specification | Unit | Remarks |
| Product Name | Sodium stearate | — | Stearate salt |
| CAS No. | 822-16-2 | — | Industrial/Food grade |
| Appearance | White fine powder | — | Powder solid |
| Molecular Formula | C18H35O2Na | — | Higher fatty acid sodium salt |
| Molecular Weight | 306.46 | g/mol | — |
| Purity | ≥98.0 | % | Titration |
Main Uses
- Daily chemical: Emulsifier, thickener, lubricant in soap, cream, cosmetic formulation.
- Food industry: Anti-caking agent, emulsifier, stabilizer for food additives.
- Plastic & rubber: Heat stabilizer, mold release agent, lubricant for PVC and polymer processing.
- Pharmaceutical & coating: Dispersant, excipient, waterproof agent and metal corrosion inhibitor.
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