1. Catalyst: Hexacarbonyl chromium is an important catalyst in organic synthesis and is widely used in the field of organic synthesis. 2. High-purity metal coating: High-purity metal chromium coatings can be obtained through the thermal decomposition of hexacarbonyl chromium. 3. Electronic materials: Hexacarbonyl chromium can be used as materials for electronic devices, such as gas-sensitive components and photoconductive thin films.