Imipramine Hydrochloride EP Grade from Japan
European Pharmacopoeia (EP) grade imipramine hydrochloride is the high-purity salt form of this tricyclic antidepressant, specifically provided for under HTS 2933.99.5800. This aromatic heterocyclic compound with nitrogen hetero-atoms affects the CNS and serves as the key API for generic antidepressant medications.
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 EP Certificate of Analysis alongside US DMF for dual-compliance imports
• Test for related substances per EP monograph to preempt FDA laboratory analysis
• Use nitrogen-flushed packaging to protect from oxidative degradation