Covellite Copper Sulfide Concentrate from Canada
Covellite (CuS) is an indigo-blue copper sulfide mineral producing high-purity concentrates (30-40% Cu) via selective flotation. Ideal for direct smelting. Classified in HTS 2603.00.00 as copper concentrates.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Monitor sulfur content for SO2 emission compliance at destination
• Provide differential flotation circuit details for concentrate purity proof
• Declare gangue minerals to assess penalty element deductions