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Hydrated Niobium Oxide Nb2O5·nH2O

Hydrated form of niobium pentoxide used in catalysts, treated as niobium oxide under HTS 2825.90.1500 as hydroxides/peroxides included. Chemically defined per notes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+25.0%28.7%
🇲🇽Mexico3.7%—3.7%
🇨🇦Canada3.7%—3.7%
🇩🇪Germany3.7%—3.7%
🇯🇵Japan3.7%—3.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2847.00.00.00Higher: 41.2% vs 28.7%

If hydrogen peroxide solidified with urea

Specific peroxide forms excluded to 2847.

2825.90.90.00Same rate: 28.7%

If other antimony/tantalum/niobium oxides

If not specifically niobium oxide subheading.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Specify water content in invoice to confirm hydroxide vs pure oxide

• Stable under transport but test for peroxide content if applicable