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Specifications of Polyoxyethylene stearate丨CAS 9004-99-3
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Character |
White waxy solid, odorless or soft odor similar to grease. Soluble in water, alcohol, ether, acetone; insoluble in mineral and vegetable oils. |
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Identification |
Infrared absorption spectrum should match reference. |
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Melting Point |
46~51℃ |
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Congealing Point |
37~47℃ |
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Acid Value |
2.0 max |
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Saponification Value |
25~35 |
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Hydroxyl Value |
25~40 |
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Peroxide Value |
10.0 max |
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Iodine Value |
3.0 max |
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Alkalinity |
Solution color should not be red. |
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Ethylene Oxide |
1 ppm max |
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Dioxane |
380 ppm max |
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Free Polyethylene Glycol |
17~27% |
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Water Determination |
3.0% max |
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Residue on Ignition |
0.3% max |
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Heavy Metals |
10 ppm max |
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Fatty Acids Composition |
Stearic Acid: 40.0% ~ 60.0% |
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Storage |
Preserve in impermeable containers at room temperature. Protect from light and humidity. |
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Total Aerobic Bacteria Count |
1000 cfu/g max |
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Total Mold and Yeast Count |
100 cfu/g max |
Transport Information of Polyoxyethylene stearate丨CAS 9004-99-3
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Parameter |
Specification |
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UN Number |
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Class |
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Packing Group |
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H.S. Code |
3402420000302 |
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Stability & Reactivity |
The product is chemically stable under standard ambient conditions. |
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Storage |
Tightly closed. Store in a closed, dry, ventilated place |
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Condition to Avoid |
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Package |
Manufacturing Information of Polyoxyethylene stearate丨CAS 9004-99-3
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Parameter |
Specification |
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Capacity |
10MT/month |
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Frequency |
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Main Export Countries |
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Capacity/Batch |
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Experience |
Production since 2019 |
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Stock |
Applications of Polyoxyethylene stearate丨CAS 9004-99-3
1. Cosmetics and Personal Care
Used as an emulsifier, stabilizer, and surfactant in creams, lotions, shampoos, conditioners, and other personal care formulations.
Helps to blend oil and water phases, improving product texture and consistency.
Provides moisturizing and skin conditioning effects.
2. Pharmaceuticals
Acts as an emulsifying agent in topical creams and ointments.
Used as a solubilizer for poorly water-soluble drugs, improving bioavailability.
Facilitates the formulation of suspensions and emulsions for medicinal use.
3. Food Industry
Used as an emulsifier and stabilizer in certain processed foods and food additives.
Helps improve texture and shelf-life in food products (regulated under specific food additive codes).
4. Industrial and Household Products
Utilized in detergents, cleaners, and paints to improve wetting, dispersion, and emulsification.
Acts as a lubricant and anti-static agent in textile processing.
Benefits
✅ Effective Emulsification
Efficiently stabilizes oil-in-water and water-in-oil emulsions, making it valuable in a variety of formulations.
✅ Nonionic Surfactant
Mild and less irritating than ionic surfactants, suitable for sensitive skin and delicate formulations.
✅ Biodegradable and Environmentally Friendly
Derived from natural fatty acids and ethylene oxide, it is more biodegradable compared to some synthetic surfactants.
✅ Versatile and Compatible
Compatible with a wide range of ingredients, enhancing formulation flexibility.
Summary
Polyoxyethylene stearate丨CAS 9004-99-3 is a versatile nonionic surfactant and emulsifier widely used in cosmetics, pharmaceuticals, food products, and industrial applications. Its excellent emulsifying properties, mildness, and compatibility make it indispensable for creating stable, effective, and skin-friendly formulations.
