1H-Imidazole Pharmaceutical Grade from Canada
High-purity 1H-Imidazole used in synthesis of antifungal drugs like clotrimazole, classified under HTS 2933.29.60.00 for unfused imidazole rings. Meets USP standards for medicinal intermediate production.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide CoA confirming ≥99.5% purity and low heavy metals for FDA import alerts; use proper UN 3265 packaging for corrosivity; avoid retail packaging to prevent Chapter 38 reclassification