Manganese dioxide
Primary cells and primary batteries; parts thereof: > Manganese dioxide
Duty Rate (from China)
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
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 8506.10.00
Battery-Grade Chemical Manganese Dioxide
Chemical manganese dioxide (CMD) in granular form, produced via chemical processes for use in zinc-carbon primary batteries such as D-cell flashlight batteries. Classified under HTS 8506.10.00 due to its designation for primary cell cathodes, offering cost-effective performance for low-drain applications.
Gamma Manganese Dioxide for Zinc-Carbon Cells
Gamma-phase manganese dioxide powder tailored for zinc-carbon primary dry cells, common in budget household batteries. This form provides reliable performance in low-cost applications, classified in HTS 8506.10.00 for its role as primary battery cathode active material.
LR44 Button Cell Manganese Dioxide
Specialty MnO2 powder for silver-oxide or alkaline button cells like LR44 used in watches and calculators. Its fine particle size enables high capacity in compact primary cells, under HTS 8506.10.00.
Electrolytic Manganese Dioxide Powder
High-purity electrolytic manganese dioxide (EMD) powder used as the cathode material in alkaline primary batteries like AA and AAA cells. This synthetic form of MnO2 provides high energy density and long shelf life, classified under HTS 8506.10.00 as manganese dioxide specifically for primary cell production. It meets the chemical purity standards required for battery manufacturing.
High-Discharge EMD for Lithium Primary Batteries
Specialty electrolytic manganese dioxide optimized for high-discharge lithium primary batteries, such as those used in cameras and medical devices. Its heat-treated structure enhances stability and voltage output, falling under HTS 8506.10.00 as dedicated primary cell manganese dioxide.
Synthetic MnO2 Cathode Precursor Pellets
Pelletized synthetic manganese dioxide designed as a direct precursor for alkaline battery cathode pressing. These pre-formed units ensure uniform density in manufacturing, under HTS 8506.10.00 as primary cell-specific MnO2.
Alkaline Battery Grade MnO2 Granules
Granular electrolytic MnO2 optimized for alkaline manganese primary batteries, featuring controlled particle size for optimal electrolyte penetration. Classified under HTS 8506.10.00 for its essential role in consumer AA/AAA battery cathodes.