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2841.80.00.20/Calcium Tungstate Luminescent Powder/Canada

Calcium Tungstate Luminescent Powder from Canada

Fine calcium tungstate powder activated for blue luminescence in cathode ray tubes and lighting phosphors. Falls under HTS 2841.80.0020 as a chemically defined tungstate of calcium per Chapter 28 notes. Used in legacy display technologies and specialty lighting.

Duty Rate — Canada → United States

5.5%

Rate breakdown

9903.05.860%Universal product exemption (U.S. note 52(b))
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Import Tips

• Document activator levels to maintain pure compound status; avoid retail packaging that triggers 3824

• Ensure particle size specs match technical data sheets for customs verification

Calcium Tungstate Luminescent Powder from Canada — Import Duty Rate | HTS 2841.80.00.20