2841.80.00.50/Calcium Tungstate Powder/Mexico

Calcium Tungstate Powder from Mexico

Calcium tungstate (CaWO4) powder is a tungstate salt used in fluorescent materials and X-ray screens, under HTS 2841.80.0050 for other tungstates. It qualifies as a chemically defined inorganic compound per Chapter notes.

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

• Certify particle size and purity to rule out optical element classification

• Declare radioactivity if artificially doped, shifting to 2844

• Avoid bulk packaging confusion with 2849 carbides

Calcium Tungstate Powder from Mexico — Import Duty Rate | HTS 2841.80.00.50