Cobalt rods with high purity are primarily used in research and industrial applications where precise metal composition is critical. They serve as a source material in the production of cobalt-based alloys, which are essential in high-performance environments such as jet engines, gas turbines, and wear-resistant parts due to their excellent thermal stability and strength at elevated temperatures. These rods are also used in physical vapor deposition and thermal evaporation processes to deposit thin cobalt films for electronic and magnetic applications. In laboratory settings, they act as calibration standards or raw material for synthesizing cobalt compounds and catalysts. Their high purity makes them suitable for studies in material science, electrochemistry, and metallurgy where trace impurities can significantly affect results. Additionally, cobalt rods are used in nuclear applications, as cobalt is a precursor for producing radioactive isotopes used in radiation therapy and industrial radiography.