Molybdenum Trioxide Powder (MoO3) from China
Pure molybdenum trioxide (MoO3) in fine powder form, used as a precursor in molybdenum metal production and catalyst manufacturing. It is classified under HTS 2825.70.00.00 as a chemically defined molybdenum oxide. This inorganic compound meets Chapter 28 definitions for metal oxides.
Duty Rate — China → United States
15.7%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify purity certificate to confirm 'chemically defined' status per Chapter 28 Note 1; ensure MSDS includes handling for toxic dust
• Common pitfall: mislabeling as ore (2603) instead of refined oxide