UNICARE BR (PROPYLENE GLYCOL / 2-BROMO-2-NITROPROPANE-1,3-DIOL / AQUA)
General Information
UNICARE BR is a powerful broad-spectrum preservative system composed of Propylene Glycol, 2-Bromo-2-Nitropropane-1,3-Diol (Bronopol), and Aqua. It is used for effective protection against bacteria, yeast, and mold in personal care and cosmetic formulations. UNICARE BR is suitable for rinse-off products and is compatible with a variety of pH levels and formulation types.
Product Properties
| Property | Description |
|---|---|
| Chemical Name | Propylene Glycol / 2-Bromo-2-Nitropropane-1,3-Diol / Aqua |
| INCI Name | Propylene Glycol, 2-Bromo-2-Nitropropane-1,3-Diol, Water |
| CAS Number | 57-55-6 / 52-51-7 / 7732-18-5 |
| Appearance | Clear to slightly yellow liquid |
| Odor | Mild, characteristic |
| Solubility | Fully soluble in water |
| pH Range Efficacy | 4.0 – 8.0 |
| Active Content (%) | ~20 |
| Biodegradability | Partially biodegradable |
Technical Specifications
| Parameter | Value |
| Density (20°C) | 1.02 – 1.06 g/cm³ |
| Viscosity (25°C) | <100 mPa.s |
| Shelf Life | Minimum 24 months |
| Storage | 10°C – 30°C |
Application Areas
| Industry | Examples | Function |
| Personal Care | Shampoos, liquid soaps, body washes | Broad-spectrum preservative |
| Hair Care | Conditioners, hair masks | Antibacterial and antifungal agent |
| Household | Hand soaps, hygiene products | Microbial control in aqueous systems |
Advantages
Effective against a broad spectrum of microbes
Stable over a wide pH range
Ideal for rinse-off formulations
Easy to incorporate into aqueous systems
Compatible with surfactants and emulsifiers
Packaging & Storage
| Feature | Specification |
| Packaging Options | 25 kg or 200 kg drums |
| Shelf Life | Minimum 24 months |
| Storage Conditions | Store in a cool, dry place (10–30°C) |
| Transport Classification | Non-hazardous liquid |
Safety & Handling
Avoid contact with eyes and prolonged skin exposure
Use PPE when handling and formulating
Store in sealed containers away from light and heat
Dispose of according to local environmental regulations
Conclusion
UNICARE BR is a robust and reliable preservative solution that ensures microbial safety in rinse-off and personal care applications. Its broad efficacy, stability, and compatibility make it a cost-effective choice for a wide range of formulations.
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