Nitrodiphenylamine Rubber Antioxidant

Specialty nitrodiphenylamine formulated as an antioxidant for rubber vulcanization, but imported as pure chemical meeting Chapter 29 definitions. Classified under HTS 2921.44.10.00 as the base aromatic monoamine derivative.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
πŸ‡¨πŸ‡³China6.5%+35.0%41.5%
πŸ‡²πŸ‡½Mexico6.5%+10.0%16.5%
πŸ‡¨πŸ‡¦Canada6.5%+10.0%16.5%
πŸ‡©πŸ‡ͺGermany6.5%+10.0%16.5%
πŸ‡―πŸ‡΅Japan6.5%+10.0%16.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2921.44.20.00Same rate: 41.5%

If specifically prepared as rubber accelerator

Dedicated rubber chemical provisions take precedence over general nitrodiphenylamine.

3812.10Lower: 15% vs 41.5%

If sold as prepared rubber accelerator compound

Prepared rubber accelerators classified in Chapter 38.

3824.99Lower: 15% vs 41.5%

If diluted with solvents for safety transport

Solvent-diluted preparations exceeding Chapter 29 note (e) limits.

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Import Tips & Compliance

β€’ Label as 'pure chemical' not 'rubber additive' to maintain Chapter 29 classification

β€’ Provide end-use statements if requested by customs

β€’ Test for compliance with REACH if transshipping through EU

Related Products under HTS 2921.44.10.00

4-Nitrodiphenylamine

4-Nitrodiphenylamine is a nitro-substituted derivative of diphenylamine, featuring a nitro group at the para position on one phenyl ring. It falls under HTS 2921.44.10.00 as a specific nitrodiphenylamine compound within the aromatic monoamine derivatives category of Chapter 29. This chemically defined organic compound is used in chemical synthesis and as an intermediate.

2-Nitrodiphenylamine

2-Nitrodiphenylamine contains a nitro group at the ortho position of diphenylamine, making it a key derivative used in organic synthesis and rubber antioxidants. Classified under HTS 2921.44.10.00 due to its status as a chemically pure nitrodiphenylamine aromatic monoamine. It conforms to Chapter 29's provisions for separate organic compounds.

Mononitrodiphenylamine (Mixture of Isomers)

A mixture of primarily 2- and 4-nitrodiphenylamine isomers, considered chemically defined under Chapter 29 notes (b). It is imported for use as a dye intermediate and stabilizer. Falls under HTS 2921.44.10.00 as nitrodiphenylamine derivatives.

4,4'-Dinitrodiphenylamine Technical Grade

Technical grade 4,4'-dinitrodiphenylamine used in explosive manufacturing and as a corrosion inhibitor. While primarily dinitro, certain mononitro-dominant batches fall under HTS 2921.44.10.00 when chemically defined as nitrodiphenylamine. Meets Chapter 29 purity standards.

N-Phenyl-p-nitroaniline

N-Phenyl-p-nitroaniline, synonymous with 4-nitrodiphenylamine, is a pure aromatic amine derivative used in dye synthesis. It qualifies under HTS 2921.44.10.00 per Chapter 29 notes for chemically defined monoamine derivatives.

2,4-Dinitrodiphenylamine

2,4-Dinitrodiphenylamine serves as an intermediate in pharmaceutical and agrochemical production. Certain high-purity mononitro variants or mixtures classify under HTS 2921.44.10.00 as nitrodiphenylamine.