Temazepam Base from Japan
Pure temazepam base, a benzodiazepine metabolite used for insomnia treatment. HTS 2933.91.0050 covers this named INN heterocyclic nitrogen compound in pure form. Imported for conversion to salts or direct formulation.
Duty Rate — Japan → United States
27.5%
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
9903.05.4912.5%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
• Base form requires pH stability data for customs chemical identity verification
• Declare exact INN name and CAS number (846-50-4) on commercial invoice
• Monitor for re-export requirements under international drug control treaties