The Sodium Sulphite is an inorganic sodium salt having sulfite as the counterion. It has a role as a food preservative and a reducing agent. The sulfite is defined as an inorganic salt having the chemical formula as Na2SO3. It is an ionic compound that contains two sodium cations (Na+) and single sulfite anion (SO32-). The sulfite is a food additive meant to preserve the freshness of various items. The offered sulfite is made for use in the various places.