3,3'-Dichloro-4,4'-diaminodiphenylmethane from Mexico
This chlorinated aromatic polyamine serves as a curing agent for epoxy resins and polyurethane systems. Classified in HTS 2921.59.4000 per its inclusion in additional U.S. note 3 to section VI for specified aromatic amine derivatives.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide molecular formula C14H14Cl2N2 and structure diagrams for Customs verification
• Track cumulative quota usage; late-season imports often face over-quota rates
• Certify non-textile dye use to avoid Chapter 32 reclassification