4,4'-Methylenedianiline (MDA) from Germany
4,4'-Methylenedianiline is a diphenylmethane-based aromatic polyamine used in polyurethane production and epoxy curing agents. Classified under HTS 2921.59.4000 due to its status as a derivative of aromatic polyamines specified in additional U.S. note 3 to section VI.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Comply with TSCA regulations and provide safety data sheets due to MDA's carcinogenic classification
• Confirm quota eligibility under note 3; excess imports may face higher rates or denial
• Label shipments with exact chemical name and CAS (101-77-9) to prevent reclassification as a polymer precursor