Scandium Oxide Catalyst Precursor
Scandium oxide used as a precursor in heterogeneous catalysts for organic synthesis. This chemically defined inorganic compound of scandium is classifiable under 2846.90.00, as it is not an organo-inorganic compound and meets Chapter 28 requirements.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is formulated as a supported catalyst
Catalysts put up as finished preparations may fall outside Chapter 28.
If the product contains cerium as the predominant metal
Cerium compounds are classified separately under heading 2846.
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
• Verify the product is not mixed with organic substances that would shift classification to Chapter 29 or 38
• Provide a detailed chemical analysis to support classification as an inorganic rare-earth oxide
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.