m-Phenylenediamine from Canada
m-Phenylenediamine, also known as 1,3-diaminobenzene, serves as a key building block for isocyanates, epoxy resins, and hair dyes. Classified under HTS 2921.51.10.00 as one of the specifically enumerated m-phenylenediamines, which are aromatic polyamines and their derivatives.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include detailed safety data sheets (SDS) specifying mutagenic properties for CBP review
• Confirm absence of impurities that could shift classification to other polyamine subheadings
• Package with stabilizers only if necessary for transport per Chapter 29 note (f)