Sodium Metabisulfite food grade (E223)

In the chemical and pharmaceutical industries, sodium metabisulfite is primarily used as a reducing agent. It is also ideal for bleaching plant fibers and textiles, and for producing solutions used in the development of photos and films. Additionally, it is used for the treatment of tanning agents in the dyeing of textiles. In the food industry, sodium metabisulfite is applied as an anti-melanosis agent for sea food and as a preservative for packed and processed food. BASF offers sodium metabisulfite in various grades, all of which meet the highest quality standards.