Quinine Monohydrate from China
Quinine monohydrate contains one water molecule per quinine alkaloid, used in antimalarial formulations. HTS 2939.20.00 includes hydrated forms as chemically defined cinchona derivatives meeting chapter stability provisions. Common bulk import for tablet coating.
Duty Rate — China → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Water content assay (4.5-5.5%) required; humidity-controlled shipping mandatory; distinguish from dihydrate in documentation