Prostaglandin D2 (PGD2) from Mexico
Prostaglandin D2 (PGD2), a natural prostanoid mediator of allergic responses, used in research. Falls under HTS 2937.50.00.00 as naturally occurring prostaglandin reproduced by synthesis. Chemically defined for Chapter 29 classification.
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
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
• Research chemical requires end-use statement distinguishing from clinical material
• Natural product reproduced by synthesis qualifies per heading description
• Document D-ring ketone distinguishing from other prostaglandins