Natural Diamond Grinding Powder from Canada
Powder derived from crushed natural diamonds, compliant with 90% through 0.5mm sieve, used in high-end polishing compounds. HTS 7105.10.00 covers both natural and synthetic diamond powders explicitly. Treated as precious stone powder per chapter notes.
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
• Obtain Kimberley Process certification for natural diamonds to prove origin
• Test sieve aperture strictly; failure reclassifies to 7105.21 dust
• Document end-use as abrasive to prevent jewelry-related scrutiny