General Description

Zinc oxide is an inorganic compound with the formula ZnO. It is a white powder that is insoluble in water.

Zinc oxide is white at regular temperatures and yellow when heated. It can be prepared in a broad range of particle sizes, from macro conglomerates of several tens of microns, to colloidal dimensions, up to ultra-microscopic nano sized particles. It is most often marketed in the form of a very fine powder.