Manganese Sulfide Granules from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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