Barium titanium oxide is a dielectric ceramic used for capacitors. It is a piezoelectric material for microphones and other transducers. Finds applications in nonlinear optics and photorefractive applications.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.