Trimethoprim Hydrochloride API from Japan
Pharmaceutical grade trimethoprim HCl active ingredient for human antibiotic formulations like co-trimoxazole, under HTS 2933.59.22.00. This hydrochloride salt retains classification with the aromatic pyrimidine base per Chapter salt notes. Used against urinary tract and respiratory infections.
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
• Include DMF reference number and FDA import alert screening; human drugs face stricter biopharma regs
• Test for HCl content (18-19%) to confirm salt form vs free base reclassification
• Use temperature-controlled shipping (<25°C) to maintain stability certificate validity