Polyethylene Glycol
PEG, Polyethylene Oxide (PEO), Polyoxyethylene (POE)
- CAS
- 25322-68-3
- EC
- 500-038-2
- Sectors
- Food & Nutrition, Personal Care & Cosmetics, Pharma & Healthcare
Polyethylene glycol is a colorless to white, viscous polymer available in multiple molecular weights. It is soluble in water and many organic solvents.
Typical Properties
| Molecular formula | (C2H4O)nH2O |
|---|---|
| Appearance | White waxy crystalline flakes |
| Form | waxy solid |
| Color | White to very pale yellow |
| Melting point | 50 °C |
| Boiling point | 227 °C |
| Density | 1.10910 g/cm³ (liquid) @ Temp: 40 °C; Press: 758 Torr |
| Water solubility | Soluble in water. |
| Flash point | 270 °C |
| pH | 5.5-7.0 (25°C, 50mg/mL in H2O) |
| HS code | 39072011 |
| Grades available | Food Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
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Polyethylene Glycol
Applications
Used in pharmaceuticals, cosmetics, and food as a humectant, lubricant, and binder. In industry, it serves as a plasticizer and antifreeze agent.
Safety & Risks
Non-toxic and stable; store away from heat and strong oxidizers.
Packaging
Supplied in 25 kg bags, 200 kg drums, or IBC containers. Store cool, dry, and sealed.