Phenothiazine API USP Grade from Japan
Pure phenothiazine (C12H9NS), the parent compound of the ring system, imported as USP-grade active pharmaceutical ingredient. Classified under HTS 2934.30.27.00 as the base structure for drug synthesis.
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
• Confirm >99% purity with HPLC certificate meeting Chapter 29 chemically defined compound requirements
• Include intended downstream synthesis documentation to support drug classification
• Avoid veterinary bulk packaging which might trigger different Chapter 30 provisions