Manganese Sulfide Granules from Mexico
Manganese sulfide (MnS) granules used as a desulfurizer in steel production and in ceramics. Falls under HTS 2830.90.90.00 for other sulfides not specifically enumerated.
Duty Rate — Mexico → United States
13%
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
• Specify industrial vs. lab grade on invoices to prevent end-use misclassification
• Ensure bulk packaging meets UN standards for sulfide reactivity with acids
• Cross-check against Chapter 31 exclusions for fertilizer-related compounds