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Iron (II) Oxide (FeO)

Iron (II) oxide is a synthetic black cubic crystal that occurs in the mineral wustite and is sometimes referred to as ferrous oxide that is formed due to incomplete oxidation of iron. It is insoluble in water and alkalis and is readily soluble in acids. Iron (II) Oxide easily oxidizes in air.

99.6% trace metals basis
Typical Applications

Iron (II) oxide is used in the manufacturing of green, heat-absorbing glass that is used in buildings and automobiles. It is also used as a precursor in steel manufacturing. Iron (II) Oxide is also used as a dye or pigment in pottery, glazes, and glasses and also used in cosmetics and some tattoo inks. It is used as a catalyst in several industrial and chemical operations, as well as used for filtering phosphates from home aquaria. It is also used in battery applications.

Packaging Options

Glass bottle. R&D Quantities Only


Iron (II) Oxide TSCA (SARA Title III) Status: Varies
Please contact the EPA Office of Chemical Safety and Pollution Prevention (OCSPP) at 202-564-2902.
Iron (II) Oxide CAS Number:1345-25-1

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