Sodium benzoate is the sodium salt of benzoic acid. It is generally prepared by reaction of sodium hydroxide with benzoic acid.
Sodium benzoate is a useful corrosion inhibitor in engine coolant systems as it protects iron, steel and aluminum. As a corrosion inhibitor, it is also incorporated in water based paints.
It is widely used as a natural food and cosmetic preservative; E number E211.
Sodium benzoate is also used as a nucleating agent for polypropylene plastics.
Lastly, it can be incorporated in fireworks fuel for creating the characteristic whistling noise of spiraling fireworks.
25 kg (55 lb)
25 kg (55 lb) bags