Temazepam Base from China
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 — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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