Premium Quality Guarantee
WILCO PRIME supplies high-purity Potassium Meta Bi Sulphite that meets international food and industrial standards. Our products are tested for quality and consistency, ensuring reliability across various applications.
Potassium Meta Bi Sulphite Food Grade
Key Specifications
- Purity: ≥98% (Food Grade)
- Appearance: White crystalline powder
- Odor: Pungent sulfur dioxide odor
- Solubility: Soluble in water
- pH (5% Solution): 3.5 - 4.5
- SO₂ Content: ≥65%
- Heavy Metals: ≤10 ppm (as Pb)
- Packaging: 1kg, 5kg, 25kg (Custom options available)
Product Description
Potassium Meta Bi Sulphite (K₂S₂O₅) from WILCO PRIME is a high-purity, food-grade preservative and antioxidant widely used in food processing, winemaking, and industrial applications. Known as E224, it releases sulfur dioxide to protect against microbial growth and oxidation.
Food & Industrial Applications
Our Potassium Meta Bi Sulphite is perfect for preserving food, sterilizing equipment, and preventing oxidation in wine production, as well as in textile dyeing and photographic solutions.
Technical Specifications
| Chemical Name | Potassium Metabisulfite |
|---|---|
| CAS Number | 16731-55-8 |
| Molecular Formula | K₂S₂O₅ |
| Appearance | White crystalline powder |
| Odor | Pungent sulfur dioxide odor |
| Purity | ≥98% |
| Solubility | Soluble in water |
| pH (5% Solution) | 3.5 - 4.5 |
| SO₂ Content | ≥65% |
| Heavy Metals (as Pb) | ≤10 ppm |
Industry Applications
- Food Industry: Preserves fruits, vegetables, and seafood
- Winemaking: Prevents oxidation and microbial growth
- Textiles: Used in dyeing and cotton printing
- Photography: Component in developers and fixers
- Industrial: Gold precipitation from aqua regia
Safety & Handling Information
- Recommended Usage: Use as directed for specific applications
- Storage: Store in a cool, dry, well-ventilated area away from acids
- Handling: Avoid inhalation of dust and contact with skin/eyes
- Incompatibilities: Strong acids, oxidizing agents
- PPE: Wear gloves, goggles, and dust mask
- First Aid: Rinse with water if exposed; seek medical attention if irritation persists
- Disposal: Dispose per local regulations
For complete safety information, refer to the Material Safety Data Sheet (MSDS).
Packaging Options
| Quantity | Container | Part Number | Grade |
|---|---|---|---|
| 1 kg | HDPE bag | WIL-KMS-1000 | Food Grade |
| 5 kg | HDPE drum | WIL-KMS-5000 | Food Grade |
| 25 kg | PP woven sack | WIL-KMS-25000 | Food Grade |
| Custom | Bulk packaging available | Contact us | Food Grade |
Storage & Stability
Store in airtight containers in a cool, dry area away from moisture and incompatible substances. Stable under recommended conditions with a shelf life of 2 years when properly stored.
Regulatory Compliance
WILCO PRIME Potassium Meta Bi Sulphite complies with international food and industrial standards, including FCC and EU regulations (E224). Handle according to local safety and chemical regulations.
