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Cupric Oxide Black Powder from China

High-purity cupric oxide (CuO) in fine black powder form, used primarily as a pigment in ceramics and glass manufacturing. It falls under HTS 2825.50.10.00 as a chemically defined copper oxide, specifically cupric oxide, meeting Chapter 28 definitions for inorganic metal oxides. This product is imported for industrial applications requiring stable black coloration.

Duty Rate — China → United States

41.8%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Verify purity levels exceed 98% CuO content to confirm classification under 2825.50.10.00; provide chemical analysis certificates

Ensure packaging prevents moisture absorption to avoid degradation

Comply with EPA regulations for heavy metal handling during import