Colloidal Silver Nanoparticles from Mexico
Water-based colloid of silver nanoparticles for textile antimicrobial treatments. HTS 2843.10.00.00 covers this as a precious metal colloid used industrially.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide EPA registration if claiming pesticidal activity upon import
• Test for agglomeration to confirm colloidal import status
• Declare as nanomaterial per TSCA inventory rules