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Lab-Synthesized Ta-Nb Concentrate

A laboratory-produced synthetic concentrate of tantalum and niobium oxides, intended for research or small-scale alloy production. It is classified under 2615.90.00 due to its ore-concentrate form and synthetic nature, despite being lab-made.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—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.

3824.99.00Same rate: Free

If the product is a chemical mixture for research

Chemical preparations not elsewhere specified may fall under 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

• For research quantities, check if a small-volume exemption or reduced duty applies under CBSA guidelines

• Ensure the product is not classified as a chemical preparation, which would fall under Chapter 38

• Keep records of the synthesis method and intended use to justify the ore concentrate classification

Related Products under Tariff item 2615.90.00

Aeschynite Niobium Concentrate

An aeschynite niobium concentrate, a rare earth niobate mineral from granitic pegmatites, used in specialty alloy production. It is classified under 2615.90.00 as a niobium ore concentrate, with the metal content reported per statistical note.

Australian Windimurra Vanadium Ore

Australian Windimurra vanadium ore features vanadiferous magnetite with high-grade V2O5 content, exported as crushed and screened material. It is used for vanadium extraction in steel alloys. This product falls under tariff item 2615.90.00 as a vanadium ore.

Brazilian Vanadium-Bearing Shale Concentrate

Brazilian vanadium-bearing shale concentrate is enriched for vanadium through leaching and precipitation, supplying vanadium for catalysts and pigments. It is used for vanadium extraction. This product falls under tariff item 2615.90.00 as a vanadium concentrate.

Canadian Lac Doré Vanadium Ore Concentrate

Canadian Lac Doré vanadium ore concentrate from Quebec features layered mafic intrusions with high-purity vanadium content. It is used for clean ferrovanadium production. This product falls under tariff item 2615.90.00 as a vanadium ore concentrate.

Chilean Vanadium Concentrate from Copper Byproduct

Chilean vanadium concentrate recovered as a byproduct from copper mining contains elevated V content after flotation. It is used in specialty steel and alloys. This product falls under tariff item 2615.90.00 as a vanadium concentrate.

Coltan Ore (Tantalite)

Coltan ore, primarily tantalite, is a natural mineral deposit containing tantalum niobate, extracted from alluvial or hard-rock mining. It is used for tantalum extraction in electronics and capacitors. This product falls under tariff item 2615.90.00 as a tantalum ore concentrate.