Molecular formula : Fe (OH) 3
nature : also known as hydrated ferric oxide Fe2O3< / SUB> nH2O reddish brown solids. Gender compounds. 3.9g/cm3 density of ~ 3.4. Hard to dissolve in water, ethanol and ether. Acid soluble. Micro-soluble alkali. Use ammonia and caustic soda and iron oxide or iron nitrate role available colloidal precipitation. Further separation to water, solid material available. The colloid was hydrated iron oxide (III), a strong adsorption properties and can be used as adsorbent and 0.2968 of antidotes. Curing hydrated iron oxide pigments and can be used as a catalyst.
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