High-Purity Anhydrous Lithium Carbonate
High-purity anhydrous lithium carbonate (Li2CO3) crystals with a purity exceeding 99.9%, used in specialty ceramics and electrolyte applications. This chemically defined inorganic compound meets the criteria of Chapter 28 Note 1 and is classified under tariff item 2836.91.00 as lithium carbonates.
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 is a double or complex salt of lithium
Chapter 28 Note 5 specifies that double or complex salts are classified in heading 28.42.
If the product contains additives that render it particularly suitable for a specific use
Chapter 28 Note 1(e) excludes products with additions that make them suitable for specific uses, potentially placing them in Chapter 38.
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 accompanied by a certificate of analysis confirming purity above 99.9% to support classification as a chemically defined compound
• Declare the correct 8-digit tariff code 2836.91.00 to avoid delays; misclassification may lead to penalties
• Verify whether the product qualifies for duty relief under any free trade agreements applicable to your country of origin
Related Products under Tariff item 2836.91.00
Anhydrous Lithium Carbonate Crystals
Anhydrous lithium carbonate crystals in pure crystalline form, used in specialty ceramics and enamel frits. This is a separate chemically defined compound of lithium carbonate, meeting the criteria of Chapter 28 Note 1(a). It is not excluded by Chapter 28 Note 3 as it is not a glass frit powder of heading 32.07.
Battery-Grade Lithium Carbonate
High-purity lithium carbonate optimized for lithium-ion battery cathode synthesis, with low impurity levels. This is a chemically defined lithium carbonate compound, classifiable under Chapter 28 as an inorganic carbonate. It is not excluded by Chapter 28 Note 3 and is not a finished preparation.
Battery-Grade Lithium Carbonate Li2CO3
Ultra-high purity lithium carbonate (≥99.5% Li2CO3) specifically for lithium battery precursor synthesis. This is a chemically defined lithium carbonate, classifiable under Chapter 28. It is not excluded by Chapter 28 notes and is not a finished battery material.
Battery-Grade USP Lithium Carbonate Precursor
USP-certified lithium carbonate used as a high-purity precursor in lithium-ion battery cathode production. This is a chemically defined lithium carbonate, classifiable under Chapter 28 as an inorganic carbonate. It is not a finished pharmaceutical and is not excluded by Chapter 28 notes.
High-Purity USP Lithium Carbonate Crystals
Crystalline USP lithium carbonate for precise pharmaceutical dosing applications. This is a chemically defined lithium carbonate, classifiable under Chapter 28. It is not a finished dosage form and is not excluded by Chapter 28 notes.
Industrial Lithium Carbonate for Glass Manufacturing
Industrial lithium carbonate powder optimized as a fluxing agent in flat glass and fiberglass production. This chemically defined lithium salt, with industrial-grade purity, is classified under tariff item 2836.91.00 as lithium carbonates, consistent with Chapter 28 coverage of separate chemically defined compounds.