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Ethanolamine Mixtures (Di/Tri)

Mixtures of diethanolamine and triethanolamine classified as acyclic polyamine derivatives under HTS 2921.29.00.55 per Chapter note (b) on isomer mixtures.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China6.5%+25.0%31.5%
🇲🇽Mexico6.5%—6.5%
🇨🇦Canada6.5%—6.5%
🇩🇪Germany6.5%—6.5%
🇯🇵Japan6.5%—6.5%

Alternative Classifications

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

2905.49Lower: 15.5% vs 31.5%

If Principal isomer determines classification per Chapter note (b)

3402Lower: 13.7% vs 31.5%

If surface-active preparations >50% active matter

Prepared formulations shift to Chapter 34 regardless of chemical identity

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Import Tips & Compliance

• Specify exact isomer ratio in technical data sheet for customs verification

• Classify based on predominant isomer structure, not total amine equivalence

• Confirm <0.1% diethylene glycol content to avoid glycol classification

Related Products under HTS 2921.29.00.55

Ethylenediamine Dihydrochloride

Ethylenediamine dihydrochloride is the salt of ethylenediamine, an acyclic polyamine with two amino groups, classified under HTS 2921.29.00.55 as a derivative salt of acyclic polyamines. It is commonly used as a curing agent in epoxy resins and as an intermediate in pharmaceutical synthesis.

Diethylenetriamine (DETA)

Diethylenetriamine is an acyclic polyamine with three amino groups, falling under HTS 2921.29.00.55 as an 'other' acyclic polyamine. It serves as a key epoxy curing agent and chelating agent in industrial applications.

Hexamethylenediamine

Hexamethylenediamine, an acyclic diamine used primarily in nylon-6,6 production, is classified under HTS 2921.29.00.55 as an other acyclic polyamine. It meets Chapter 29 requirements for chemically defined organic compounds.

N,N-Dimethylethylenediamine

This tertiary amine derivative of ethylenediamine is an acyclic polyamine classified under HTS 2921.29.00.55. Used as a catalyst in polyurethane production and pharmaceutical intermediate.

1,3-Diaminopropane

1,3-Diaminopropane is a straight-chain acyclic polyamine with two primary amino groups, classified under HTS 2921.29.00.55. Applications include epoxy hardeners and chelating agents.

Triethylenetetramine (TETA)

Triethylenetetramine, a linear tetraamine, falls under HTS 2921.29.00.55 as an acyclic polyamine derivative. Widely used as high-performance epoxy curing agent.