Riboflavin Acetate Derivative from Japan
Acetylated Riboflavin for research and specialized nutrition, classified HTS 2936.23.00.00 as Vitamin B2 derivative. Ester follows parent vitamin per Chapter 29 note 3(A/B).
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
• CAS registry and synthesis pathway docs; research exemption declarations; purity certificate essential