Maleic Acid for Malic Acid Production from China
Technical maleic acid optimized for catalytic hydrogenation to L-malic acid, classified under HTS 2917.19.23.00. Low sulfur (<10 ppm) and chloride (<5 ppm) for catalyst compatibility. Key intermediate for food acidulants and pharmaceuticals.
Duty Rate — China → United States
44%
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
• Specify sulfur/chloride levels critical for noble metal catalyst protection
• Maintain <40°C storage temperature to prevent premature decarboxylation
• Coordinate with malic acid producer on optical purity requirements post-hydrogenation