Technical Grade Manganese Dioxide
Technical grade manganese dioxide is a moderately pure form of MnO2 used in the production of ferrites, ceramics, and pigments. It is a chemically defined compound of manganese, meeting Chapter 28 Note 1(a), and is not excluded by Chapter 28 Note 3, provided it does not contain added organic or other materials.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product contains significant amounts of Mn2O3 or Mn3O4
Other manganese oxides are classified separately.
If the product is used as a pigment and contains colorants or extenders
Pigments with added colorants fall under inorganic pigments.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the product is not mixed with binders or organic coatings, which would change classification
• Provide a certificate of analysis to confirm the MnO2 content and absence of impurities
• Verify if the product is subject to Canadian import controls under the Export and Import Permits Act
Related Products under Tariff item 2820.10.00
Activated Manganese Dioxide
Activated manganese dioxide is a porous, high-surface-area form of MnO2 used as a catalyst in organic synthesis and in water purification filters. It is a chemically defined compound of manganese, meeting the criteria of Chapter 28 Note 1(a) as a separate chemically defined compound, and is not excluded by Chapter 28 Note 3.
Battery Grade Manganese Dioxide Powder
Battery grade manganese dioxide powder is a high-purity form of MnO2 specifically processed for use in primary battery cathodes, offering high discharge capacity and stability. It is a chemically defined compound of manganese, classifiable under Chapter 28 as a separate chemically defined compound, and is not excluded by Chapter 28 Note 3.
Electrolytic Manganese Dioxide for Zinc-Carbon Batteries
Electrolytic manganese dioxide for zinc-carbon batteries is a specialized form of MnO2 produced electrolytically from manganese sulfate solution, optimized for dry cell performance. It is a chemically defined compound of manganese, meeting Chapter 28 Note 1(a), and is not excluded by Chapter 28 Note 3.
Synthetic Manganese Dioxide (EMD)
Synthetic manganese dioxide (EMD) is a high-purity form of MnO2 produced via electrolysis, used primarily as a cathode material in alkaline and zinc-carbon batteries. It is a chemically defined compound of manganese, classifiable under Chapter 28 as a separate chemically defined compound, and is not excluded by Chapter 28 Note 3.