High-Purity Lanthanum-Rich Mischmetal Oxide
A refined oxide mixture from mischmetal processing with lanthanum oxide at 55%, didymium oxides (neodymium/praseodymium) 35%, and traces of samarium/gadolinium, excluding cerium. This lanthanum-predominant rare-earth oxide mixture falls under tariff item 2846.90.00.
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 |
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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
• Clearly document the composition, especially the absence of cerium, to assist CBSA in classification
• Provide a certificate of analysis to support the lanthanum content
• Ensure the product is not a luminophore of heading 32.06
Related Products under Tariff item 2846.90.00
Cerium and Lanthanum Oxide Mixture
A homogeneous mixture of cerium oxide (CeO2) and lanthanum oxide (La2O3), both rare-earth oxides, used in catalytic converters and glass polishing. This product is a compound of rare-earth metals and falls under tariff item 2846.90.00 as an 'other' rare-earth compound.
Cerium-Lanthanum Chloride Mixture
An anhydrous blend of cerium chloride (CeCl3) and lanthanum chloride (LaCl3) used as a precursor in chemical synthesis and catalyst production. This mixture of rare-earth metal chlorides falls under tariff item 2846.90.00 as a compound of rare-earth metals, not elsewhere specified.
Didymium Oxide with Lanthanum Enrichment
An enriched didymium oxide where lanthanum content is selectively increased to 52% (neodymium 30%, praseodymium 15%, others 3%), used in fiber optic amplifiers. This lanthanum-predominant rare-earth oxide mixture falls under tariff item 2846.90.00 as a compound of rare-earth metals.
Dysprosium Oxide (Dy2O3) Technical Grade
Technical grade dysprosium oxide (Dy2O3) used in permanent magnets and laser materials. This chemically defined rare-earth oxide of dysprosium is classifiable under 2846.90.00, excluding cerium compounds per subheading notes.
Dysprosium-Terbium Chloride Mixture
A mixture of dysprosium chloride (DyCl3) and terbium chloride (TbCl3) used in magneto-optic applications. This combination of rare-earth metal chlorides is classified under tariff item 2846.90.00 as a compound of rare-earth metals, not elsewhere specified.
Erbium Oxide (Er2O3) 99.9% Pure
Erbium oxide (Er2O3) at 99.9% purity for fiber optic amplifiers and pink glass coloring. This chemically defined rare-earth oxide of erbium is classifiable under 2846.90.00, excluding cerium compounds.