Montmorillonite K10 Activated Clay Catalyst from Canada
Acid-treated montmorillonite K10 clay serving as a heterogeneous catalyst in organic synthesis reactions. Classified in HTS 3802.90.2000 as activated earth with catalytic adsorptive properties. Common in pharmaceutical and fine chemical manufacturing.
Duty Rate — Canada → United States
12.5%
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
• Provide catalyst activity specifications and safety data sheets for customs verification
• Declare as industrial catalyst to avoid consumer product scrutiny
• Ensure REACH/TSCA compliance for chemical import notifications