Pharmaceutical Grade Piperonal from China
High-purity piperonal meeting USP/EP standards for use as an intermediate in synthesizing pharmaceuticals like antipsychotics and antidepressants. This chemically defined heterocyclic oxygen compound is specifically named under HTS 2932.93.00.00, distinguishing it from general aromatic aldehydes.
Duty Rate — China → United States
42.3%
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 DMF or drug master file references if for API synthesis; ensure packaging prevents moisture absorption with desiccants; file prior notice via FDA for bulk pharma chemicals