UNISURF PEG 400 (POLYETHYLENE GLYCOL)
General Information
UNISURF PEG 400 is a low molecular weight polyethylene glycol used as a solubilizer, humectant, and carrier in a wide variety of applications. It is a clear, viscous liquid with excellent water solubility and low toxicity. UNISURF PEG 400 is widely used in cosmetics, pharmaceuticals, industrial formulations, and chemical processing. It is non-ionic, stable across a wide pH range, and readily biodegradable.
Product Properties
| Property | Description |
|---|---|
| Chemical Name | Polyethylene Glycol 400 |
| INCI Name | PEG-8 or PEG-400 |
| CAS Number | 25322-68-3 |
| Appearance | Clear, colorless to pale yellow liquid |
| Odor | Odorless or mild characteristic |
| Solubility | Completely soluble in water and alcohol |
| pH (1% solution) | 5.0 – 7.5 |
| Active Content (%) | ~100 |
| Biodegradability | Readily biodegradable |
Technical Specifications
| Parameter | Value |
| Density (20°C) | 1.12 – 1.15 g/cm³ |
| Viscosity (25°C) | 90 – 110 mPa.s |
| Cloud Point | Not applicable |
| Shelf Life | Minimum 24 months |
| Storage | 10°C – 30°C |
Application Areas
| Industry | Examples | Function |
| Personal Care | Creams, lotions, shampoos, oral care | Humectant, solvent, plasticizer |
| Pharmaceuticals | Syrups, ointments, suppositories | Carrier, stabilizer, solubilizer |
| Industrial | Inks, resins, antifreeze, lubricants | Solvent, dispersant, humectant |
Advantages
Excellent water solubility and compatibility
Non-volatile and non-irritating
Chemically stable and inert
Low toxicity and skin-friendly
Biodegradable and environmentally safe
Packaging & Storage
| Feature | Specification |
| Packaging Options | 200 kg drums / 1000 kg IBCs |
| Shelf Life | Minimum 24 months |
| Storage Conditions | Store in a cool, dry place (10–30°C) |
| Transport Classification | Non-hazardous liquid |
Safety & Handling
Avoid contact with eyes and prolonged skin exposure
Use standard handling procedures
Store sealed and away from strong oxidizing agents
Dispose of in accordance with local environmental regulations
Conclusion
UNISURF PEG 400 is a safe, stable, and effective non-ionic polyether used across industries for its solubilizing, moisturizing, and carrying capabilities. Its chemical versatility and environmental friendliness make it a dependable choice in modern formulations.
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