Cytidine Triphosphate (CTP) Disodium Salt from Japan
CTP disodium salt serves as a substrate in RNA polymerase reactions and pharmaceutical intermediates. It qualifies for HTS 2934.99.39.00 as a chemically defined nucleic acid salt listed in additional U.S. note 3.
Duty Rate — Japan → United States
21%
Rate breakdown
9903.04.628.5%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
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include molecular weight verification and HPLC purity data in import documentation
• Label shipments with UN number for biochemical substances if applicable
• Confirm research institution affiliation for potential duty exemptions