Sodium Selenite is an inorganic sodium salt composed of sodium and selenite ions in a 2:1 ratio. Sodium selenite appears as a white colored crystalline solid. Soluble in water.
Sodium selenite is the inorganic compound with the formula Na2SeO3. This salt is a colourless solid. Sodium Selenite is an inorganic form of the trace element selenium with potential antineoplastic activity.