Sodium arsenite usually refers to the inorganic compound with the formula NaAsO2. Also called sodium meta-arsenite, it is the sodium salt of arsenous acid. Sodium arsenite also ) Na3AsO3, called sodium ortho-arsenite. The compounds are colourless solids.

Application

Sodium arsenite is an inoganic sodium salt with formula with formula NaAsO2. It has a role as an insecticide, an antibacterial agent, a herbicide, a rodenticide, a carcinogenic agent, an antineoplastic agent and an antifungal agent. It is an arsenic molecular entity and an inorganic sodium salt.