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CAS No.: 822-16-2
Molecular Formula: C18H35NaO2
Product Type: Fatty Acid Salt / Anionic Surfactant
Sodium stearate (CAS 822-16-2) is a fatty acid salt formed from stearic acid and its sodium salt, and is one of the most commonly used anionic surfactants. This product appears as a white powder or granules and possesses excellent emulsifying, thickening, dispersing, and lubricating properties.
Due to its natural source, good stability, and moderate cost, sodium stearate is widely used in detergents, daily chemical products, pharmaceutical excipients, rubber and plastics processing, metal processing, and the food industry, and is an important raw material in both basic and fine chemical industries.
| Item | Specification |
|---|---|
| Product Name | Sodium Stearate |
| CAS Number | 822-16-2 |
| Molecular Formula | C18H35NaO2 |
| Molecular Weight | 306.46 g/mol |
| Appearance | White powder or granules |
| Purity | ≥ 99% |
| Solubility | Slightly soluble in water, soluble in hot water |
| pH (1% solution) | 9.0–10.5 |
| Melting Point | Decomposes > 200°C |
| Odor | Characteristic |
| Shelf Life | 24 months |
1. Detergent and Daily Chemical Industry
Used in soaps, laundry soaps, and hand soaps
As an emulsifier, thickener, and stabilizer
Applied in facial cleansers, shaving creams, and facial cleansing products
2. Pharmaceutical and Cosmetic Excipients
Used as a tablet lubricant and molding aid
Improves powder flowability
Commonly found in cosmetic emulsion systems
3. Rubber and Plastics Industry
As a lubricant and release agent
Improves processing flowability and product surface quality
4. Metalworking and Industrial Uses
Used in rust-preventive oils and wire drawing oils
Lubricating additives for metal surface treatment
5. Food Industry (Food Grade)
Used as an emulsifier and stabilizer (must meet food grade standards)
✅ High purity, low impurity content
✅ Excellent emulsifying and lubricating properties
✅ Stable supply, high cost-performance ratio
✅ Available in industrial, chemical, and food grades
✅ Easy to formulate and compatible with various systems
✅ Stable bulk supply, suitable for long-term cooperation
🌐 15+ years of experience exporting fatty acid salts and surfactants
🏆 Strict quality control system (ISO / SGS)
📄 Provides COA / MSDS / TDS / food-grade certification
🚢 Mature international logistics solutions
💼 Supports OEM, customized specifications, and long-term supply agreements
Packaging Specifications: 25kg Kraft paper bag / woven bag
Storage Conditions: Store in a dry, well-ventilated place, away from light.
Shelf Life: 24 months
Avoid moisture and high temperatures.
Q1: Is Sodium Stearate water soluble?
👉 Slightly soluble in water, more soluble in hot water.
Q2: What grades do you supply?
👉 Industrial grade, cosmetic grade, and food grade.
Q3: Can Sodium Stearate be used in cosmetics?
👉 Yes, it is widely used as an emulsifier and thickener in personal care products.
Q4: Do you provide samples?
👉 Yes, free samples are available for testing.
Q5: Is this product safe for transportation?
👉 Yes, it is non-hazardous and safe for global shipment.
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