Quinidine Hydrochloride from Mexico
Quinidine hydrochloride is the soluble HCl salt of quinidine used in emergency cardiac treatment. Falls under HTS 2939.20.0050 as other cinchona alkaloid salt. Rapid dissolution profile for injectables.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) 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
• Particle size distribution critical for injectable grade
• Chiral purity >99.5% D-isomer required
• Heavy metals specification <10 ppm mandatory