Neodymium(III) chloride is used as a precursor for the production of neodymium metal. It is used as a catalyst and accelerates polymerization of various dienes such as polybutylene, polybutadiene, and polyisoprene. It has luminescence property and is widely used as fluorescent label in organic molecules, thereby helping in easy tracking of the compound using fluorescence microscope during various physical and chemical reactions.

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.