Diphenylamine
Diphenylamine is used as a chemical intermediate, stabilizer, and pesticide component. Falls under HTS 2921.49.4500 per additional U.S. note 3 for aromatic amine derivatives.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If pesticide formulation containing >50% diphenylamine
Pesticide products classifiable in Chapter 38 regardless of chemical content.
If thio-diphenylamine derivative
Organo-sulfur compounds containing amine groups classify in heading 2930.
If used as anti-oxidant additive preparation
Antioxidant preparations for rubber classify under 3811.
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Import Tips & Compliance
• Purity >98% typically required for Chapter 29 classification
• Technical grade vs. pesticide grade affects documentation requirements
• Declare all impurities; agricultural use may trigger FIFRA requirements
Related Products under HTS 2921.49.45.00
p-Phenylenediamine
p-Phenylenediamine is an aromatic diamine used primarily as an intermediate in the production of dyes, polymers, and rubber antioxidants. It falls under HTS 2921.49.4500 as an aromatic monoamine derivative listed in additional U.S. note 3 to section VI, which specifies certain chemical compounds for tariff purposes.
o-Toluidine
o-Toluidine, or 2-methylaniline, is an aromatic amine used in the manufacture of dyes, pharmaceuticals, and pesticides. Classified under HTS 2921.49.4500 per additional U.S. note 3 to section VI for specific aromatic monoamines and derivatives.
4-Aminoazobenzene
4-Aminoazobenzene is a derivative of aniline used as a dye intermediate and in organic synthesis. It qualifies for HTS 2921.49.4500 as an aromatic monoamine derivative specified in additional U.S. note 3 to section VI.
p-Anisidine
p-Anisidine (4-methoxyaniline) is used in dye manufacturing and as a corrosion inhibitor. Classified in HTS 2921.49.4500 as an aromatic monoamine derivative under additional U.S. note 3 to section VI.
2,4-Diaminotoluene
2,4-Diaminotoluene (2,4-TDA) is an aromatic diamine used in polyurethane production and hair dyes. It is specifically provided for in HTS 2921.49.4500 per additional U.S. note 3.
N-Phenyl-1-naphthylamine
N-Phenyl-1-naphthylamine (Neozone D) serves as an antioxidant in rubber production. Falls under HTS 2921.49.4500 as an aromatic amine derivative per additional U.S. note 3 to section VI.