3,3'-Dichlorobenzidine Dihydrochloride from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide counterion analysis (HCl content) and mother liquor purity specs
• Strict DEA precursor monitoring if used in controlled substance synthesis paths