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Code 2921 29 · Heading 2921

Acyclic polyamines and their derivatives or salts, excluding ethylenediamine and hexamethylenediamine

This category covers acyclic polyamines, their derivatives, and salts of these products. It does not include ethylenediamine, hexamethylenediamine, or their salts.

For example

  • An acyclic polyamine
  • A salt of an acyclic polyamine
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See the official tariff text

Official tariff text

Acyclic polyamines and their derivatives; salts thereof (excl. ethylenediamine and hexamethylenediamine, and their salts)

Full 8-digit codes

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1 code below this one

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Classification decides the rate here: from 0.0% to 6.5%.

Export to Norway

What Norwegian customs charges when goods like these are imported into Norway.

  • 29.21.2900

    Other

    Ordinary duty
    Duty free
    Goods of EU origin
    Duty free You need documentation of EU origin to use this rate.

Norwegian tariff data version 1.5/1.2, last checked Aug. 9, 2026.

Contains data from Norwegian Customs (data.toll.no), licensed under CC BY 4.0, adapted for display.

Export to the United Kingdom

What UK customs charges when goods like these are imported into the UK.

  • 2921 29 00 20

    Tris[3-(dimethylamino)propyl]amine (CAS RN 33329-35-0)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

  • 2921 29 00 30

    Bis[3-(dimethylamino)propyl]methylamine (CAS RN 3855-32-1)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

  • 2921 29 00 35

    Pentamethylenediamine (CAS RN 462-94-2) with a purity by weight of 99 % or more, also as an aqueous solution containing by weight more than 50 % of pentamethylenediamine

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

  • 2921 29 00 40

    Decamethylenediamine (CAS RN 646-25-3)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

  • 2921 29 00 50

    N'-[3-(Dimethylamino)propyl]-N,N-dimethylpropane-1,3-diamine, (CAS RN 6711-48-4)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

  • 2921 29 00 60

    Bis(2-dimethylaminoethyl)(methyl)amine (CAS RN 3030-47-5)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

  • 2921 29 00 70

    N,N,N',N'-tetramethylethylenediamine (CAS RN 110-18-9) with a purity by weight of 99 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

  • 2921 29 00 90

    Other

    Ordinary duty
    Depends on the product details
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.

These rates apply in Great Britain. Different rules may apply for goods entering Northern Ireland.

UK tariff data version v4.0.1576, last checked Aug. 3, 2026.

Contains public sector information licensed under the Open Government Licence v3.0.

Source: UK Department for Business and Trade (data.api.trade.gov.uk).

Check the neighbouring codes

The codes just before and after this one, in case a nearby group fits better.

See all 18 codes at this level
Previous code 2921 22

Hexamethylenediamine and its salts
you are here 2921 29

Acyclic polyamines and their derivatives; salts thereof (excl. ethyle…

Next code 2921 30

Cyclanic, cyclenic or cycloterpenic mono- or polyamines, and their de…

Duty rates shown here are estimates, read from official EU / Danish, Norwegian and UK tariff data for orientation only. Confirm the current rate with SKAT, TARIC, Norwegian Customs or the UK Online Trade Tariff before you file. The rate you pay can also depend on the country of origin. These are base customs duties only: import VAT, excise duties, anti-dumping duties and safeguard or quota measures are not included.