Sodium Metabisulfite (Na2S2O5),(98.6+% Pure, White Granular Solid

Sodium Metabisulfite, also known as 'Sodium Pyrosulfite', pyrosulfurous acid-disodium salt.

Used as a food additive acts as preservative as a disinfectant and antioxidant. It inhibits the growth of fungi and bacteria, extend the shelf life of meat products, preserve fresh & dried fruits, vegetables to cracker and tortilla doughs.

Used as both a sterilizer and an antioxidant in the process of brewing beer or fermenting wine.

Use as food additive at 0.1% concentration of the total food volume.