Name: Iron Oxide

Molecular formula: Fe2O3

Molecular weight: 159.69

Physical Property: Type Quantity: 160

Characters: red-brown powder

Relative density (water = 1): 5.24

Melting point: 1565 ℃

Forms: mineral: hematite, ocher

Chemical properties: 1) Stability

Stable,soluble in hydrochloric acid, sulfuric acid generated +3, ferric salt.

2) Solubility

Insoluble in water, do not react with water.

3) Oxidative

(High temperature) are CO, H2, Al, C, Si, etc. to restore.

Specification: Iron oxide red: Y101 110 120 130 190 color gradually become darker.

      Yellow Iron: 311 313

      Iron Palm: 842 7602 7601

      Iron black: 722 (93% 95% 96%) Fe2O3

Appearance: Non-toxic colored powder.