6-Mercaptopurine Monohydrate from Mexico
Pharmaceutical grade 6-mercaptopurine monohydrate is the hydrated form of the thiopurine drug used in acute lymphoblastic leukemia treatment. Falls under HTS 2934.99.30.00 as a drug form of aromatic heterocyclic compound.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6093.5%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
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Specify water content (typically 10-15%) in COA as it affects dosing calculations
• Validate drying procedures in manufacturing documentation for consistent hydrate form
• Use climate-controlled shipping to maintain monohydrate stability during ocean transit