GeneralSodium Metabisulfite (BASF): Properties, Applications, and Benefits

May 24, 2023by alpha0


Sodium metabisulfite, manufactured by BASF, is a versatile chemical compound with diverse applications. This white crystalline powder is commonly used as a preservative and antioxidant in the food and beverage industry. It helps extend the shelf life of various food products by inhibiting bacterial growth and preventing oxidation. Sodium metabisulfite is also utilized in water treatment processes as a disinfectant and dechlorinating agent, ensuring the safety and quality of water. Additionally, it finds application in industrial processes, such as pulp and paper manufacturing, textile production, and as a reducing agent in chemical reactions. It’s important to handle sodium metabisulfite with care due to potential health risks associated with sulfur dioxide release.

Sodium Metabisulfite Properties:

Sodium metabisulfite is a white crystalline powder with a characteristic sulfur dioxide odor. It is soluble in water and exhibits strong reducing properties. BASF’s sodium metabisulfite is known for its high purity, consistent quality, and reliable performance. It is a stable compound that can be stored and transported conveniently.


  • Food and Beverage Industry: Sodium metabisulfite is widely used as a food preservative and antioxidant. It helps prevent the growth of microorganisms, extends the shelf life of food products, and maintains their color and flavor. Sodium metabisulfite is commonly used in winemaking, brewing, and the preservation of fruits and vegetables.
  • Water Treatment: Sodium metabisulfite is employed in water treatment applications. It acts as a dechlorinating agent, reducing chlorine levels in water and making it suitable for various purposes. Sodium metabisulfite also aids in removing excess dissolved oxygen from water, preventing oxidation-related issues.
  • Photography: Sodium metabisulfite plays a crucial role in photographic developing solutions. It acts as a reducing agent, helping to convert exposed silver halides into metallic silver, thereby creating the final photographic image. Sodium metabisulfite ensures proper development and fixation of photographs.
  • Textile Industry: Sodium metabisulfite is used in the textile industry as a reducing and bleaching agent. It helps remove color from fabrics, fibers, and dyes, allowing for dyeing or bleaching processes. Sodium metabisulfite also assists in removing excess residual chemicals from textile materials.


  • Preservative and Antioxidant: Sodium metabisulfite helps extend the shelf life of food products by inhibiting the growth of microorganisms and preventing spoilage. It also acts as an antioxidant, preserving the color, flavor, and overall quality of food and beverages.
  • Dechlorination of Water: Sodium metabisulfite effectively reduces chlorine levels in water, making it suitable for various industrial and domestic applications. It improves water quality and prevents the adverse effects of chlorine on equipment, pipes, and sensitive processes.
  • Reliable Reducing Agent: Sodium metabisulfite’s strong reducing properties make it valuable in various applications, including photography and textile processing. It ensures proper development, fixation, and color removal processes, resulting in high-quality outcomes.
  • Consistent Quality and Performance: BASF’s sodium metabisulfite is known for its high purity and reliable performance. It meets stringent quality standards, ensuring consistent results and customer satisfaction.


Sodium metabisulfite produced by BASF is a versatile compound with applications in the food and beverage industry, water treatment, photography, and textiles. Its preservative and antioxidant properties, dechlorination capabilities, and reducing characteristics make it a valuable ingredient in various processes. Alpha Chemical Corp is committed to providing high-quality sodium metabisulfite to meet the specific needs of customers in different industries. Stay tuned for more informative blogs on chemicals as we continue to serve the industry with our expertise.


For query related to any Chemical


    Name (required)*
    Email (required)*
    Product (required)*

    Leave a Reply

    Your email address will not be published. Required fields are marked *