Erbium(III) 2,4-pentanedionate is commonly used in various catalysts and catalytic reagents for organic synthesis. It is also used for glass coloring, as an amplifier in fiber optics, and in lasers for medical and dental purposes.

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.