Hydroxyapatite Nanopowder (Synthetic Calcium Phosphate) from China
Synthetic hydroxyapatite nanopowder mimics bone mineral for coatings, scaffolds, and supplements, under HTS 2835.26.00.00 as other calcium phosphates. It is chemically defined as Ca10(PO4)6(OH)2.
Duty Rate — China → United States
37.5%
Rate breakdown
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)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• SEM/TEM analysis for nano-size confirmation (<100nm); DOT shipping for nanoparticulates
• Avoid Chapter 38 if doped for semiconductors per Chapter Note 8
• Biomedical labeling prevents food additive confusion