Gadolinium(III) oxide

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What Wikipedia says

Gadolinium(III) oxide (archaically gadolinia) is an inorganic compound with the formula Gd2O3. It is one of the most commonly available forms of the rare-earth element gadolinium, derivatives, of which are potential contrast agents for magnetic resonance imaging.

Excerpt from the Wikipedia article “Gadolinium(III) oxide”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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