UNIHDR CILICA (HYDRATED SILICA)
GENERAL INFORMATION
UNIHDR CILICA is a synthetic amorphous hydrated silica produced through a controlled precipitation process. It is designed to offer superior performance in thickening, polishing, and stabilizing formulations. Its inert nature and high compatibility make it ideal for oral care, personal care, and food industry use.
5. PRODUCT DESCRIPTION
| PROPERTY | DESCRIPTION |
|---|---|
| Product Name | UNIHDR CILICA |
| Chemical Name | Hydrated Silica |
| Appearance | White, fine amorphous powder |
| CAS Number | 7631-86-9 |
| Purity (SiO₂) | ≥ 99% |
| Solubility | Insoluble in water |
| Odor | Odorless |
| pH (5% slurry) | 6.0 – 8.0 |
6. APPLICATION AREAS
| INDUSTRY | APPLICATION EXAMPLES |
| Oral Care | Toothpaste thickener and polishing agent |
| Cosmetics | Scrubs, face washes, creams |
| Food Industry | Anti-caking agent, free-flowing powder aid |
| Pharmaceuticals | Tablet formulations, thickening agent |
| Coatings | Matting agent in paints and varnishes |
| Agriculture | Carrier for active ingredients in powders |
7. TECHNICAL SPECIFICATIONS
| PARAMETER | VALUE |
| Particle Size (D50) | 5 – 15 µm (grade dependent) |
| Loss on Drying | ≤ 7% |
| Oil Absorption | 120 – 180 mL/100g |
| BET Surface Area | 200 – 400 m²/g |
| Bulk Density | 0.15 – 0.35 g/cm³ |
| Refractive Index | ~1.45 |
8. ADVANTAGES
High purity and chemical inertness
Safe for use in food and oral care products
Excellent thickening and polishing performance
Improves flowability and anti-caking in powders
Compatible with a wide range of formulations
Non-toxic and environmentally safe
9. PACKAGING / STORAGE
| PACKAGING TYPE | QUANTITY |
| PE-lined paper bags | 10 kg / 15 kg / 20 kg |
| Storage Conditions | Store in a dry, ventilated area protected from moisture and contamination |
10. SAFETY / HANDLING
Avoid inhaling fine silica particles
Use appropriate PPE (mask, gloves, protective clothing)
Ensure proper ventilation during handling
Keep container tightly closed when not in use
Refer to the Safety Data Sheet (SDS) for detailed information
.png)
.png)
.png)