Magnesium Aluminum Silicate (CAS 1327-43-1) Ultimate Guide 2025
Table of Contents
- Product Overview & Specifications
- Applications & Industry Uses
- Performance Comparison
- Usage Guidelines
- Case Studies
- Inquiry & Sample Request
1. Product Overview & Specifications
CAS No.: 1327-43-1
Chemical Formula: Al₂MgO₈Si₂
Appearance: White to off-white powder
| Parameter | Specification | Test Method |
|---|---|---|
| Density | 2.3-2.5 g/cm³ | ASTM D792 |
| pH (5% Solution) | 8.0-10.5 | USP<791> |
| Loss on Drying | ≤8.0% | USP<731> |
2. Applications & Industry Uses
Pharmaceuticals
- Suspending agent in antacid formulations
- Stabilizer in topical creams
Cosmetics
- Viscosity modifier in lotions
- SPF booster in sunscreens
3. Performance Comparison
| Property | Magnesium Aluminum Silicate | Bentonite | Kaolin |
|---|---|---|---|
| Swelling Capacity | ★★★★☆ | ★★★☆☆ | ★★☆☆☆ |
| Acid Stability | pH 3-11 | pH 5-9 | pH 6-8 |
4. Usage Guidelines
Recommended Concentrations
- Suspensions: 2-5% w/w
- Emulsions: 1-3% w/w
5. Verified Case Studies
Case 1: Sunscreen Formulation (SPF 50+)
Client: EuroCosmetics Ltd.
Challenge: Phase separation in high-temperature storage
Solution: 3.2% MAS incorporation
Result: 12-month stability at 40°C/75% RH
Case 2: Antacid Suspension
Client: PharmaHealth Inc.
Challenge: Rapid sedimentation
Solution: 4.5% MAS + xanthan gum synergy
Result: 85% sedimentation reduction
6. Technical Inquiry & Samples
Contact our specialists:
info@vivalr.com
(86) 15866781826
Request free samples or technical documents:
- Material Safety Data Sheet (MSDS)
- GMP Compliance Certificate
- Custom Formulation Support
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