Tri-n-butylamine

Tri-n-butylamine ((C4H9)3N) is a tertiary tri-butylamine explicitly listed under HTS 2921.19.11.00. Employed as an antifoaming agent.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+25.0%28.7%
🇲🇽Mexico3.7%3.7%
🇨🇦Canada3.7%3.7%
🇩🇪Germany3.7%3.7%
🇯🇵Japan3.7%3.7%

Alternative Classifications

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

3824Lower: 15% vs 28.7%

If with odoriferous substances added per note (g)

Additives for identification that alter use profile shift to preparations.

2933.39.61Lower: 6.5% vs 28.7%

If containing quaternary ammonium structure

Quaternized amines with four alkyl groups classified as heterocyclics in 2933.

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Import Tips & Compliance

Confirm straight-chain n-butyl via boiling point specs (98-100°C/10mmHg)

Low odor grade preferred; declare VOC content

Large volume imports may need vessel cleaning certificates