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2617.90.00/Niobium Ore Pyrochlore Concentrate/Japan

Niobium Ore Pyrochlore Concentrate from Japan

Carbonatite-hosted pyrochlore concentrate with 60% Nb2O5 and tantalum byproduct. Falls in HTS 2617.90.00 excluding specific niobium subheadings.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Dual-report niobium pentoxide and tantalum pentoxide contents separately

• Obtain carbonatite origin verification to distinguish from columbite sources

• Ensure <0.1% uranium/thorium for unrestricted commercial entry