Sparfloxacin Free Base from China
Sparfloxacin is a fourth-generation fluoroquinolone featuring a unique benzoxazine-quinolone nitrogen-heterocyclic system for respiratory infections. HTS 2933.99.46.00 classification applies to this aromatic anti-infective drug compound.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include photostability data due to fluoroquinolone class sensitivity
• Verify absence of fluoroquinolone-specific genotoxic impurities
• Use secondary containment packaging for light-sensitive APIs