</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Thiopropazate Hydrochloride from Japan

Thiopropazate hydrochloride is a phenothiazine antipsychotic agent with a core phenothiazine ring-system, used in psychiatric treatments. Classified under HTS 2934.30.43.00 per additional U.S. note 3 to section VI due to its specific heterocyclic structure and chemical definition. It qualifies as a non-fused phenothiazine derivative.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Provide detailed analytical specs and stability data for CBP review; ensure DEA scheduling compliance if applicable; avoid common pitfalls like incomplete CoA leading to holds

Thiopropazate Hydrochloride from Japan — Import Duty Rate | HTS 2934.30.43.00