Technical Grade Cuprous Oxide for Antifouling Paints from China
Technical-grade cuprous oxide powder (Cu2O) with 97% minimum purity, specifically formulated for use in marine antifouling paints to prevent biofouling on ship hulls. Classified under HTS 2825.50.20.00 as pure cuprous oxide, a copper(I) oxide meeting Chapter 28 definitions for metal oxides.
Duty Rate — China → United States
40%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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)
Import Tips
• Provide end-use statements if destined for marine applications to preempt EPA pesticide classification reviews
• Ensure packaging prevents oxidation; declare as 'cuprous oxide, technical grade' on commercial invoice
• Comply with US Coast Guard regulations for antifouling biocides during import clearance