Barium Tungstate from China

Barium tungstate (BaWO4) is used in X-ray contrast and ceramics, classified in HTS 2841.80.0050 for other tungstate salts. It adheres to definitions for metal tungstates excluding complex forms.

Duty Rate — China → United States

30.5%

Rate breakdown

9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Import Tips

Test for barium solubility to confirm tungstate vs other salts

Hazard labeling for barium toxicity mandatory

Exclude from 2836 if not peroxocarbonate