3,3'-Dichlorobenzidine Dihydrochloride from China
3,3'-Dichlorobenzidine dihydrochloride is a double-salt derivative of a di-chlorinated aromatic polyamine, used in azo pigment synthesis. HTS 2921.59.80 applies as the organic polyamine component determines classification per Chapter 29 salt rules, with halogenation explicitly included.
Duty Rate — China → United States
44%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide counterion analysis (HCl content) and mother liquor purity specs
• Strict DEA precursor monitoring if used in controlled substance synthesis paths