What is iron oxide?

Iron oxide, alias magnetic iron oxide red, high magnetic permeability iron oxide, burnt limonite, burnt on iron, iron, iron powder, red powder, Venice red (mainly iron oxide), ferric oxide and so on. The chemical formula Fe2O3 is soluble in hydrochloric acid and is a reddish brown powder. Its reddish brown powder is a low-grade pigment, industrially called iron oxide red, used in paint, ink, rubber and other industries. It can be used as a catalyst, a polishing agent for glass, gemstone and metal, and can be used as a raw material for iron making.

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