Micronized Nepheline Syenite Filler from China
Ultra-fine (<10 micron) nepheline syenite powder used as functional filler in paints, coatings, and plastics for matting and reinforcement. Still classified under HTS 2529.30.00 as physically processed (ground) but chemically unchanged mineral. Inert, low oil absorption enhances coating performance.
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
• Provide laser diffraction PSD reports confirming physical processing only, no chemical treatment
• Comply with REACH/TSCA chemical notification despite mineral status
• Use anti-settling agents in packaging for fine powders to prevent classification issues