High Purity 2-Phenylimidazole (99%+) from China
Pharmaceutical-grade 2-Phenylimidazole with purity exceeding 99%, used in antifungal drug synthesis and as a ligand in coordination chemistry. Falls under HTS 2933.29.10.00 due to its aromatic imidazole structure with phenyl substitution. Meets chapter requirements for separate chemically defined compounds.
Duty Rate — China → United States
40.8%
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
• Verify USP/EP compliance certificates for pharmaceutical intermediates to expedite FDA-related customs review
• Declare exact purity levels and impurity profiles to prevent reclassification as technical grade chemicals
• Use temperature-controlled shipping for stability, avoiding degradation that could trigger quality disputes