Tropic Acid from Japan
Tropic acid serves as key intermediate for anticholinergic pharmaceuticals, featuring the alcohol-carboxylic acid structure of 2918.19.90.00.
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 DEA precursor documentation if applicable for controlled substance synthesis
• Include synthesis pathway documentation to justify pharmaceutical intermediate status
• Verify against hormone classification exclusions