Table of Contents
Polyethylene Glycol Monolaurate (CAS 9004-81-3) Technical Overview
A non-ionic surfactant widely used in pharmaceuticals, cosmetics, and industrial applications. Key parameters:
| Parameter | Specification |
|---|---|
| CAS Number | 9004-81-3 |
| Molecular Formula | C12H24O3(C2H4O)n |
| Appearance | Colorless to pale yellow viscous liquid |
| HLB Value | 12.5-14.5 |
| Solubility | Water-soluble, compatible with most organic solvents |
Performance Comparison Table
| Feature | PEG Monolaurate | Polysorbate 20 | Span 80 |
|---|---|---|---|
| Foaming Capacity | Low | High | None |
| pH Stability | 3-9 | 5-7 | 4-8 |
| Biodegradability | >90% | 85% | 78% |
Industrial Applications
Pharmaceutical Uses
- Solubility enhancer for poorly water-soluble APIs
- Topical cream stabilizer (5-15% concentration)
Cosmetic Formulations
- Primary emulsifier in O/W systems
- Viscosity modifier in shampoo bases
Formulation Guidelines
Emulsion Preparation Protocol
- Heat oil phase to 65-70°C
- Add 3-8% PEG Monolaurate with continuous mixing
- Maintain homogenization at 2000-3000 rpm
Verified Customer Implementations
Case 1: Cosmetic Manufacturer (Spain)
- Challenge: Phase separation in sunscreen lotion
- Solution: 6% PEG Monolaurate addition
- Result: 12-month stability at 40°C
Case 2: API Producer (India)
- Challenge: Poor drug solubility (2mg/ml)
- Solution: 0.5% surfactant complex
- Result: Solubility increased to 18mg/ml
Technical Consultation & Ordering
For formulation assistance or bulk pricing:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Request SDS documentation or sample coordination
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