Molybdenum Disulfide Catalyst from Canada
High-purity MoS2 used as a catalyst in hydrotreating and hydrocracking operations in refineries. Qualifies for HTS 3815.90.2000 as a wholly inorganic molybdenum catalytic preparation.
Duty Rate — Canada → United States
12.8%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify particle size and surface area specs proving catalytic grade vs. lubricant grade on invoices
• Avoid bulk packaging typical of ores; use catalytic-specific containers to support classification