Sodium Is An important factor for all animals and several vegetation. Sodium ions are the most important cation from the extracellular fluid (ECF) and therefore are the foremost contributor into the ECF osmotic tension.[eight] Animal cells actively pump sodium ions out of the cells by means of the sodium–potassium pump, https://www.tjcyindustrialchem.com/news/sodium-chlorite-uses-and-the-difference-from-chlorine.html