2,4-Diaminotoluene from Japan
2,4-Diaminotoluene (2,4-TDA) is a di-substituted aniline derivative used primarily as a curing agent in polyurethane production. Classified in HTS 2921.42.65.00 as an aniline derivative subject to the quantitative restrictions of additional U.S. note 3 to section VI.
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
• Multiple CAS numbers exist (95-80-7 primary); declare all applicable numbers on entry summary
• Isomer ratio critical - mixtures with >10% 2,6-isomer may require different classification
• TSCA reporting required; pre-register with EPA for chemical substance inventory compliance