Zeolite-Supported Iron Ammonia Synthesis Catalyst from United States
Zeolite-supported iron ammonia synthesis catalyst with promoted iron on a zeolite support, used in the Haber-Bosch process for ammonia production under high pressure and temperature. The iron active phase on a zeolite support is a specific supported catalyst preparation. It falls under this tariff item as a supported catalyst not elsewhere specified or included.
Duty Rate — United States → Canada
0%
Import Tips
• Document the iron content and zeolite type to support classification under this subheading
• Verify if the catalyst requires any special handling or permits due to its use in high-pressure processes
• Consider whether the product could be classified as a chemical preparation under another heading if it contains additional promoters