Potassium Metabisulphite

Product Description

Potassium Metabisulphite (K₂S₂O₅) is a white crystalline or powdery compound with a pungent odor of sulfur dioxide. It is a powerful antioxidant, preservative, and reducing agent widely used in laboratories, food processing, winemaking, and industrial applications.
In laboratories, it serves as a reducing and disinfecting agent, while in industries, it is valued for its antimicrobial and antioxidant properties that help prevent oxidation and microbial growth.

Key Features

• Chemical Name: Potassium Metabisulphite
  • Chemical Formula: K₂S₂O₅
  • CAS Number: 16731-55-8
  • Molecular Weight: 222.33 g/mol
  • Appearance: White crystalline powder
  • Odor: Strong sulfur dioxide-like odor
  • Melting Point: Decomposes above 150 °C
  • Solubility: Soluble in water; forms acidic solutions
  • Purity: ≥99% (Analytical Reagent Grade)
  • pH (1% Solution): 3.5–4.5

Applications

• Analytical Chemistry & Laboratory Use

• Acts as a reducing agent in analytical procedures
• Used for preservation and sterilization of lab samples and solutions

• Food & Beverage Industry

• Commonly used as a preservative and antioxidant in foods, beverages, and dried fruits
• Prevents oxidation and bacterial spoilage in wines, juices, and soft drinks

• Industrial Applications

• Used in water treatment, textile bleaching, and photographic chemical formulations
• Acts as an oxygen scavenger in boiler water systems

• Pharmaceutical & Cosmetic Use

• Functions as a stabilizer to prevent oxidation in formulations

Safety & Handling

• Hazard: Harmful if inhaled or ingested; causes irritation to eyes, skin, and respiratory system. Releases sulfur dioxide gas in moist conditions.
  • Precautions: Handle under well-ventilated conditions. Wear gloves, eye protection, and protective clothing. Avoid contact with acids and oxidizing agents.
  • Storage: Store in a cool, dry place away from moisture, acids, and heat sources. Keep container tightly closed.

Why Choose Potassium Metabisulphite?

• High Purity and Consistent Quality
  • Dual Function as Reducing Agent & Preservative
  • Reliable for Laboratory, Industrial, and Food Applications
  • Tested and Packaged for Maximum Stability

Price in Bangladesh

Available in laboratory, industrial, and food-grade packaging at competitive prices. Bulk and institutional discounts available upon request.

Where to Buy

Potassium Metabisulphite is available from authorized chemical suppliers and laboratory reagent distributors across Bangladesh.

Why Buy from M/S Bright Scientific Co.?

• Trusted Source: Serving laboratories, food industries, and industrial clients
  • Verified Quality: Guaranteed purity and reliable performance
  • Affordable Pricing: Competitive and flexible rates
  • Efficient Delivery: Secure nationwide shipping and prompt service

Contact Information

M/S Bright Scientific Co.
📞 Phone: 01711285976