poly(ethylene glycol) cas 25322-68-3
Chemical Name:PEG / Poly(ethylene glycol)
CAS No.:25322-68-3
Molecular Fomula: CH2OH(C2H4O)nCH2OH
Appearance: Colorless or light yellow liquid or solid (depend on MW)
Specification: PEG200、PEG400、PEG600、PEG1000、PEG1500、PEG4000、PEG6000、PEG8000etc, also can customize
Polyethylene Glycol (CAS 25322-68-3) Ultimate User Guide
Table of Contents
- 1. Product Specifications & Comparative Analysis
- 2. Comprehensive Applications
- 3. Operational Guidelines
- 4. Industry Use Cases
- 5. Verified Client Success Stories
- 6. Expert Consultation & Quotation
1. Product Specifications & Comparative Analysis
| Parameter | PEG 200 | PEG 400 | PEG 600 | PEG 1000 |
|---|---|---|---|---|
| Molecular Weight | 190-210 g/mol | 380-420 g/mol | 570-630 g/mol | 950-1050 g/mol |
| Viscosity (25°C) | 4.3-5.1 cSt | 7.3-9.2 cSt | 10-13 cSt | 16-19 cSt |
| Melting Point | -50°C | 4-8°C | 20-25°C | 37-40°C |
| pH Value | 5.0-7.0 (5% aqueous solution) | |||
2. Comprehensive Applications
Pharmaceutical Industry
• Drug solubilization agent for oral formulations
• Base for ointments and suppositories
• Cryoprotectant in biopharmaceutical storage
Cosmetic Manufacturing
• Moisturizing agent in skincare products
• Viscosity modifier in hair care formulations
• Stabilizer in emulsion systems
Industrial Applications
• Lubricant in metal processing
• Binder in ceramic production
• Plasticizer in polymer manufacturing
3. Operational Guidelines
Storage Recommendations
• Maintain at 15-30°C in sealed containers
• Avoid prolonged exposure to >40% humidity
• Shelf life: 24 months from production date
Safety Protocols
• Use PPE during handling (gloves, goggles)
• Ensure adequate ventilation in workspace
• First aid measures for eye contact: flush with water for 15 minutes
4. Industry Use Cases
Case A: Pharmaceutical Tablet Coating
Application: PEG 6000 as film-forming agent
Result: Achieved 98.7% coating uniformity
Benefit: Enhanced drug stability and controlled release
Case B: Industrial Lubricant Formulation
Application: PEG 400 in cutting fluids
Result: Reduced tool wear by 42%
Benefit: Extended machinery service life
5. Verified Client Success Stories
Client 1: PharmaHealth Inc.
Requirement: High-purity PEG for vaccine stabilization
Solution: Provided PEG 6000 with 99.9% purity
Outcome: Improved vaccine thermal stability by 3X
Client 2: BeautyEssentials Co.
Requirement: Non-greasy moisturizer component
Solution: Custom PEG 400/PEG 1000 blend
Outcome: 35% increase in product market share
6. Expert Consultation & Quotation
Contact our material science specialists:
Email: info@vivalr.com
Tel: (86) 15866781826
Submit technical requirements for:
• Custom molecular weight formulations
• Bulk order discounts (1000kg+ shipments)
• Regulatory compliance documentation
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