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Erbium oxide

Molecular formula: Er2O3

Appearance characteristics: pink powder, slightly soluble in inorganic acid, insoluble in water.

Uses: Mainly used as yttrium iron garnet additives and nuclear reactor control materials, but also used in the manufacture of special luminous glass and infrared absorption glass, but also used as a glass colorant. After the reaction of erbium nitrate or erbium sulfate solution with alkali, it is separated and burned.