Aminophylline USP Powder from Germany
Aminophylline is a heterocyclic compound containing a xanthine (purine) structure with pyrimidine rings, used as a bronchodilator for respiratory conditions. It falls under HTS 2933.59.80.00 as an aromatic heterocyclic compound with nitrogen hetero-atoms in pyrimidine rings, not elsewhere specified. Typically imported as a pharmaceutical-grade powder for compounding or manufacturing.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Provide Certificate of Analysis (CoA) confirming purity and USP compliance to avoid FDA holds
• Declare as pharmaceutical intermediate; misclassification as finished drug risks Chapter 30 reclassification
• Ensure proper stability packaging to prevent degradation during transit, as required for heterocyclic APIs