Manganese Dioxide Oxidation Catalyst from Germany
Electrolytic MnO2 used as depolarizer catalyst in alkaline batteries. Inorganic reaction accelerator under HTS 3815.90.3000.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Electrolytic vs chemical grade distinguished by tap density (>4.2g/cm³)
• IEC/EN standards compliance for battery performance certification
• Heavy metal impurities (<50ppm) testing required for battery safety