Product name : Iron Oxide(Iron(III) oxide)

Other names : Ferric oxide,Hematite

CAS # : 1309-37-1

Items                                 Properties

Molecular formula           Fe₂O₃
Molar mass                     159.69 g/mol
Appearance                     red-brown solid
Density                             5.242 g/cm3, solid
Melting point                    1566 °C (1838 K) decomp.
Solubility in water            insoluble

Characteristics and Application :

Iron(III) oxide also known as ferric oxide, Hematite, red iron oxide, synthetic maghemite, colcothar, or simply rust ,is one of the several oxide compounds of iron, and has paramagnetic properties.

A very fine powder of ferric oxide is known as jeweller's rouge, red rouge, or simply rouge. It is used to put the final polish on metallic jewellery and lenses, and historically as a cosmetic.

Use :

Iron(III) oxide is also used as a pigment, under names Pigment Brown 6, Pigment Brown 7, and Pigment Red 101[3]. Some of them, e.g. Pigment Red 101 and Pigment Brown 6, are Food and Drug Administration (FDA)-approved for use in cosmetics.