Pharmaceutical Grade Dimethylformamide from Mexico
Pharma-grade DMF meets USP/EP standards for use in drug synthesis and peptide manufacturing, ensuring low impurity levels. It is specifically dimethylformamide, an acyclic amide, directly under HTS 2924.19.11.20.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include FDA Drug Master File references and CoA; segregate from general chemicals to prevent contamination claims
• Common pitfall: missing DMF-specific hazard declarations