Erbium Erbium(III) iodida Erbium(III) klorida Erbium(III) bromida Isotop erbium Erbium(III) fluorida Erbium(III) oksida Fermium
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Erbium Erbium(III) iodida Erbium(III) klorida Erbium(III) bromida Isotop erbium Erbium(III) fluorida Erbium(III) oksida Fermium