Pharmaceutical Grade Paracetaldehyde from Mexico
High-purity cyclic trimer of acetaldehyde (paracetaldehyde) for pharmaceutical sedative applications. Falls under HTS 2912.50.5000 as other cyclic polymers of aldehydes. Chemically defined per Chapter 29 note (a), not excluded as finished medicament.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
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
• FDA Drug Master File and Certificate of Analysis required showing >99% cyclic trimer content
• Provide stability data confirming no acetaldehyde monomer decomposition during transport
• Label as 'bulk pharmaceutical chemical' to distinguish from finished dosage forms