Pharmaceutical Fumaric Acid (Dimethyl Fumarate Precursor) from China
Ultra-pure fumaric acid for synthesis of dimethyl fumarate (Skilarence® active ingredient for psoriasis). Meets HTS 2917.19.1700 as chemically defined acyclic polycarboxylic acid without Chapter 29 exclusions.
Duty Rate — China → United States
39.2%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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
• File FDA Drug Establishment Registration for precursor chemicals
• Provide DMF reference or CEP for European-sourced material
• Limit impurities to ICH Q3A standards (<0.1% individual)