Metallurgical Grade Silicon from Mexico
High-purity silicon used primarily in the production of aluminum-silicon alloys and steel additives. It is chemically defined as elemental silicon meeting Chapter 28 Note 1 requirements and classified under 2804.69.50.00 as 'other' silicon not in pure form or for semiconductor use.
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
• Verify purity levels and obtain Certificate of Analysis (CoA) to confirm elemental silicon classification under Chapter 28
• Ensure MSDS documentation highlights non-radioactive, non-doped status to avoid reclassification