UNICARE SMP (SODIUM METHYL PARABEN)
General Information
UNICARE SMP is a high-purity, water-soluble preservative composed of Sodium Methyl Paraben. It offers broad-spectrum antimicrobial activity, particularly effective against fungi and some bacteria, and is widely used in personal care, cosmetic, and pharmaceutical applications. Its excellent solubility in water makes it ideal for aqueous formulations.
Product Properties
| Property | Description |
|---|---|
| Chemical Name | Sodium Methyl Paraben |
| INCI Name | Sodium Methylparaben |
| CAS Number | 5026-62-0 |
| Appearance | White crystalline powder |
| Odor | Odorless |
| Solubility | Freely soluble in water |
| pH Range Efficacy | 4.0 – 8.0 |
| Active Content (%) | ≥ 99.0 |
| Biodegradability | Readily biodegradable |
Technical Specifications
| Parameter | Value |
| Melting Point | ~125°C (decomposes) |
| Shelf Life | Minimum 36 months |
| Storage | 10°C – 30°C |
Application Areas
| Industry | Examples | Function |
| Personal Care | Creams, gels, shampoos, lotions | Water-soluble preservative |
| Skin Care | Toners, emulsions, serums | Fungal and bacterial protection |
| Pharmaceuticals | Syrups, topical solutions, eye drops | Pharmaceutical-grade preservative |
Advantages
Excellent solubility in water
Broad-spectrum antimicrobial efficacy
Suitable for aqueous formulations
Safe and effective at low concentrations
Readily biodegradable and globally accepted
Packaging & Storage
| Feature | Specification |
| Packaging Options | 25 kg fiber drums |
| Shelf Life | Minimum 36 months |
| Storage Conditions | Store in a cool, dry place (10–30°C) |
| Transport Classification | Non-hazardous solid |
Safety & Handling
Avoid inhalation of dust and eye contact
Use appropriate PPE when handling
Store tightly sealed and protected from moisture
Dispose of according to local regulations
Conclusion
UNICARE SMP offers safe, effective, and water-compatible preservation for a broad range of personal care and pharmaceutical applications. Its high purity and solubility make it a versatile choice for formulators.
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