Nickel Sulfate for Lithium-Ion Battery Cathodes from China
Battery-grade nickel sulfate (NiSO4·6H2O >99.5% pure) serves as precursor for NMC cathode materials in EV batteries. Under HTS 2833.24.00.00 as chemically defined nickel sulfate.
Duty Rate — China → United States
28.2%
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
• Provide battery precursor end-use statement for potential duty exemptions under clean energy programs
• Ultra-high purity requires third-party assay certificates to prevent 3824 downgrade
• Avoid classifying NMC precursors as mixtures (3824) by confirming single-compound status