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HTS 2511.20.00.00

Natural barium carbonate (witherite)

Natural barium sulfate (barytes); natural barium carbonate (witherite), whether or not calcined, other than barium oxide of heading 2816

General (normal trade relations)Free
Special (trade programs)—
Column 230%
Unitskg
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗1 measure adds duty
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Chapter 99 measures that list this product

Each heading’s own text says whether the listing adds duty or exempts the product. Read the heading and its note before relying on a rate.

Measures on products of any country (check their exceptions)