Potassium Metabisulfite

Potassium metabisulphite, K2S2O5, is a white crystalline powder or white granules with a pungent sulfur odour. The main use for the chemical is as an antioxidant or chemical sterilant. Potassium bisulfite belongs to the sulfite group of preservatives. Sulfites are characterized by containing sulfur and oxygen. Potassium bisulfite is also referred to as potassium metabisulphite or potassium metabisulphite powder. This preservative is found naturally in wine. Known as an antioxidant preservative, potassium bisulfite has some antioxidant capabilities,meaning it can fight inflammation causing free radicals in the body.

Potassium metabisulphite is used as a photographic chemical, pharmaceutical chemical, laboratory reagent and in dyes. These are light cream colored material, free from foreign particles with faint smell of sulphur dioxide gas. Our range is known for effectiveness, precise ph value and accurate composition.

Potassium metabisulphite powder has been used as an anti-caking, firming and glazing agent, Potassium bisulfite also is added to dried apples and dehydrated potatoes to preserve their edibility. Potassium bisulfite also is added to wine, not only as a preservative, but also to reduce wine browning and promote clarity. It is a food preservative, which preserves the natural color of food and protects food against bacteria.

The winemaking industry uses potassium metabisulphite as an additive during the bottling process. Potassium Meabisulfite is a strong antioxidant that protects the color and flavors of the wine. Without the use of potassium Metabisulfite, wines would develop a stronger taste over time as the wine ages in the bottle. One quarter teaspoon of potassium metabisulphite can treat approximately five gallons of wine.