Natural Diamond Polishing Powder 1-3 Micron from Canada
High-purity natural diamond powder sized 1-3 microns for metallographic polishing, qualifying as powder form under subheading note. HTS 7105.10.0015 applies to this 'other' category of natural diamond dust, excluding gems or synthetics.
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
• Require supplier's sieve certification; US Customs frequently audits powder form compliance
• Label clearly as 'natural' with origin docs; pitfall is synthetic substitution raising synthetics duty
• For bulk imports, ensure no agglomeration that could classify as Chapter 68 articles