Electronic Grade Sulfuric Acid from China
Ultra-high purity sulfuric acid (>99.999%) for semiconductor wafer cleaning and etching in electronics fabrication. Classified in HTS 2807.00.00.00 as pure sulfuric acid, meeting Chapter 28 chemical definition without doping that would shift to 3818. Critical for microchip manufacturing imports.
Duty Rate — China → United States
25%
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
• Submit trace metal analysis certificates; use cleanroom-compatible double-contained packaging
• Pitfall: any organic residues disqualify from 2807 into 3824