4-Nitro-o-phenylenediamine from Canada
4-Nitro-o-phenylenediamine is a derivative of o-phenylenediamine used as an intermediate in the production of photographic developers and dyes. It falls under HTS 2921.51.20.00 as a photographic chemical within the category of aromatic polyamine derivatives specifically designated for photography. This compound's amine functions and aromatic structure align with chapter 29 provisions for chemically defined organic compounds.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify purity certificates to confirm classification as a chemically defined compound per Chapter 29 note (a); ensure SDS includes photographic end-use documentation; avoid misclassification as general dyes under Chapter 32