</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Diethylenetriamine (DETA) from Japan

Diethylenetriamine is an acyclic polyamine with two primary amine groups and one secondary amine group, classified under HTS 2921.19.61.95 as an acyclic monoamine derivative. It is widely used in epoxy curing agents and chelating agents.

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 acyclic structure and amine functionality to avoid misclassification as cyclic amines in 2921.30

Include safety data sheets (SDS) documenting proper packaging for corrosive amine compounds to comply with DOT hazardous materials regulations

Verify purity levels as impurities exceeding 1% may trigger reclassification under general chemical mixture provisions