Tetraethylene Pentamine (TEPA) from Japan
Tetraethylene pentamine is an acyclic polyamine with five amine groups, classified under HTS 2921.29.0010 as a chemically defined organic compound of acyclic polyamines. It is a colorless to yellow viscous liquid used primarily in industrial applications.
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 chemical analysis certificates confirming purity and isomer composition to verify classification under Chapter 29 note (a)
• Ensure SDS and REACH compliance documentation for handling hazardous liquid amines during customs clearance
• Avoid misclassification as mixtures by demonstrating it meets the 'separate chemically defined compound' criteria