Naphthalene-Derived Maleic Anhydride (Industrial Grade) from China
High-purity maleic anhydride from naphthalene oxidation (aromatic hydrocarbon), classified in HTS 2917.14.10.00 as specified for aromatic-derived acyclic polycarboxylic anhydrides. Essential for alkyd resin manufacturing and paper sizing applications.
Duty Rate — China → United States
44%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 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
• Include GC-MS analysis confirming <0.5% maleic acid content for pure anhydride classification
• Declare proper flash point (104°C) and autoignition temperature on shipping papers
• Monitor for fumaric acid impurities that could affect duty classification