Quinidine Gluconate from China
Quinidine gluconate is a water-soluble salt form of quinidine with a quinoline ring, used orally for cardiac arrhythmia management. It is classified in HTS 2933.49.60.00 as a non-fused quinoline heterocyclic compound referenced in additional U.S. note 3 to section VI. Chapter note (C)(1) keeps organic salts with the parent compound.
Duty Rate — China → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include salt formation details in technical data sheet for customs verification; ensure GMP sourcing documentation; watch for misclassification as finished medicine