High Purity 2-Phenylimidazole (99%+) from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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