Quinine Base Anhydrous from Japan
Anhydrous quinine base is the pure alkaloid isolated from cinchona, used to manufacture all quinine salts. Classified HTS 2939.20.0050 as other cinchona alkaloid. Reference standard purity >99%.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6215%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Karl Fischer titration confirming <0.5% water
• TLC purity profile vs USP reference standard
• Batch genealogy tracing to cinchona bark source