5-Chloro-7-iodo-8-quinolinol (Iodo chlorhydroxyquin) from China
5-Chloro-7-iodo-8-quinolinol is a halogenated quinoline derivative with antimicrobial properties, specifically named in HTS 2933.49.20.00 as a drug. It falls under this code as a heterocyclic compound containing a quinoline ring system with nitrogen hetero-atom, used primarily in pharmaceutical applications for treating bacterial and fungal infections.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Obtain FDA approval and Drug Master File for pharmaceutical-grade imports; ensure COA verifies chemical purity >98%
• Provide detailed safety data sheets due to toxicity risks; comply with TSCA registration for chemical substances
• Avoid misclassification as veterinary products; common pitfall is insufficient stability testing documentation