Knowledge

What is Sodium Metabisulfite?

Sodium metabisulfite is a chemical compound with the formula Na₂S₂O₅. It is commonly used as a disinfectant, antioxidant, and preservative agent in various industries, including food and beverages.

Is Sodium Metabisulfite a Salt?

Yes, sodium metabisulfite is classified as a salt. Chemically, a salt is a compound formed from the neutralization reaction between an acid and a base. Sodium metabisulfite is formed by combining sodium hydroxide (NaOH) and sulfurous acid (H₂SO₃).

• Chemical Formula: Na₂S₂O₅
• Appearance: White or yellowish-white powder or crystals
• Uses: Preservative, antioxidant, disinfectant