2841.80.00.10/Ammonium Silicotungstate/Mexico

Ammonium Silicotungstate from Mexico

Ammonium silicotungstate ((NH4)4SiW12O40) used in ion-exchange resins and analytics. As a complex tungstate salt of ammonium, properly classified in HTS 2841.80.0010.

Duty Rate — Mexico → United States

5.5%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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Import Tips

• Molecular weight confirmation distinguishes from simple tungstates

• Ion-exchange end-use declaration

• Stable solid form simplifies shipping

Ammonium Silicotungstate from Mexico — Import Duty Rate | HTS 2841.80.00.10