Yttrium oxide, also known as yttria, is Y2O3. It is an air-stable, white solid substance. Yttrium oxide is used as a common starting material for both materials science as well as inorganic compounds.
YOP 009 (OTTOKEMI) Yttrium oxide, plasma spray grade, approx 35 μm, 99.99%+ - used in the preparation of pervoskite type structure, YAlO3, containing chrome ions.