Natural Diamond Polishing Powder 1-3 Micron from China
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 — China → United States
35%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
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