Sodium Bisulphite is a chemical mixture with formula NaHSO3. It is a mixture of salts that is used for getting sodium and bisulphate ions after dissolving in water. This is available in white color in solid form having an odour of sulfur dioxide. Sodium Bisulphite is widely used in large piping systems for stopping oxidative corrosion. In addition to this, it is also used in biochemical engineering applications for maintaining anaerobic conditions within a reactor.