Cobalt(II) nitrate hexahydrate is used in the preparation of metallic cobalt and cobalt based dyes and pigments. It is a precursor for the preparation of catalyst for use in certain organic reactions. It finds use in catalysis, vitamin preparations, and porcelain decoration.

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.