Ruthenium is used in wear-resistant electrical contacts and the production of thick-film resistors. Its use in some platinum alloys, and as a catalyst. It is a most effective hardeners for platinum and palladium. It is also used in some advanced high-temperature single-crystal super alloys, with applications including the turbine blades in jet engines and fountain pen nibs.

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.