Used in epitaxial thin films, non-epitaxial thin films and substrate. Mainly used in making optical glass parts and optical fibers for electronic industry. Also often used in ceramic industry and catalysts.

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.