Nano-Rhenium Powder for Catalysis from China
Nanoparticle rhenium powder (<100nm) precursor for petroleum reforming catalysts. Remains unwrought powder under HTS 8112.41.50.00 until supported on alumina. High surface area enables superior hydrogenation performance.
Duty Rate — China → United States
28%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Provide TEM/SEM analysis proving nano-size without agglomeration into shapes
• Hazardous material declaration required for airborne nanoparticles
• Avoid 'supported catalyst' labeling to prevent premature Chapter 38 classification