Battery-Grade Manganese Sulfate from Mexico
High-purity battery-grade manganese sulfate monohydrate is used in lithium-ion battery cathode precursors like NMC (nickel-manganese-cobalt). Classified under HTS 2833.29.51.10 as a pure manganese sulfate meeting chemical definition criteria.
Duty Rate — Mexico → United States
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Submit purity certificates (>99.5%) to distinguish from lower-grade industrial forms
• Comply with TSCA import requirements for new chemical uses in batteries
• Monitor for Section 301 tariffs if from China; consider country-of-origin verification