Osmium-Rich Placer Concentrate from Canada
Placer deposit concentrate with osmium from alluvial mining operations. Classified under HTS 2616.90.00.50 as other precious metal ore content.
Duty Rate — Canada → United States
10%
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
• Use gravity separation process docs to confirm concentrate status
• Declare radioactivity if any thorium/uranium associates present
• Partner with certified assayers for accurate reporting