Ferroboron from Mexico
Ferroboron (17-20% boron) for grain refinement in steel. Classified HTS 7202.99.80 as other ferroalloys. Used in pipeline and automotive steels.
Duty Rate — Mexico → United States
15%
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
Import Tips
• Boron content certification mandatory; small lots prone to misdeclaration; stable humidity control