Potassium Metabisulfate

Potassium Metabisulfite is a white, crystalline powder with a characteristic sulfur odor. It is a strong reducing agent and is soluble in water. Potassium Metabisulfite is a derivative of sulfur dioxide and is commonly used as a preservative, antioxidant, and disinfectant.

Uses:

Potassium Metabisulfite is used in various industries for its preserving and antioxidant properties. It is widely used as a food preservative to extend the shelf life of food products. It is also used as an antioxidant in the wine industry to prevent spoilage and maintain the quality of wine. In the pharmaceutical industry, it is used as a reducing agent in the production of drugs.

Industrial Applications:

Potassium Metabisulfite is used in several industrial applications, including water treatment, pulp and paper, and textile manufacturing. It is used in water treatment as a disinfectant and to remove excess chlorine. In pulp and paper manufacturing, it is used as a bleaching agent, while in textile manufacturing, it is used as a reducing agent to improve color fastness.

Safety and Handling:

Potassium Metabisulfite is an irritant and can cause skin and eye irritation. It can also cause respiratory problems if inhaled. Therefore, protective clothing, such as gloves and goggles, must be worn when handling this chemical. It should be stored in a cool, dry place, away from heat sources and incompatible materials.

Un number:

The UN number for Potassium Metabisulfite is UN 2231.