3,3'-Dichlorobenzidine dihydrochloride
Amine-function compounds > Aromatic polyamines and their derivatives; salts thereof: > Other: > Other: > Other > 3,3'-Dichlorobenzidine dihydrochloride
Duty Rate (from China)
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)
Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Products classified under HTS 2921.59.80.10
3,3'-Dichlorobenzidine Dihydrochloride
3,3'-Dichlorobenzidine dihydrochloride is a diamine salt classified under HTS 2921.59.80.10 as an aromatic polyamine derivative and its salt. It is primarily used as a key intermediate in the production of diaminobenzidine-based azo pigments and dyes.
3,3'-Dichlorobenzidine 2HCl Pharmaceutical Grade
Pharmaceutical-grade 3,3'-Dichlorobenzidine dihydrochloride meeting USP standards, specifically identified under HTS 2921.59.80.10. Used as synthetic intermediate for pharmaceutical research and hormone derivative production per Chapter 29 notes.
o-Dianisidine Dihydrochloride Equivalent (3,3'-Dichlorobenzidine 2HCl)
High-purity 3,3'-Dichlorobenzidine dihydrochloride used as o-dianisidine equivalent in pigment manufacturing, classified specifically under HTS 2921.59.80.10. Meets Chapter 29 requirements for chemically defined aromatic polyamine salts.
3,3'-Dichlorobenzidine Dihydrochloride 99% Technical Grade
Technical grade 3,3'-Dichlorobenzidine dihydrochloride at 99% purity for industrial dye synthesis, specifically enumerated under HTS 2921.59.80.10. Qualifies as separate chemically defined organic compound per Chapter 29 note 1(a).