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
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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