Battery-Grade Cobalt Tetroxide from China
High-purity cobalt tetroxide (Co3O4) optimized for lithium-cobalt-oxide cathode production in EVs. Falls under HTS 2822.00.00 as a chemically defined cobalt oxide for industrial use.
Duty Rate — China → United States
25.1%
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)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Certify <50ppm impurities for battery spec; ITAR-free declaration if dual-use concerns
• Section 232/301 tariffs may apply; verify country of melt/pour
• Bulk packaging preferred; retail packs risk 3824 reclassification