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Code 2918 30 · Heading 2918

Carboxylic acids with aldehyde or ketone groups, without other oxygen-containing groups, and their specified derivatives

This category covers carboxylic acids that contain an aldehyde or ketone group but no other oxygen-containing groups. It also includes their anhydrides, halides, peroxides, peroxyacids and halogen-, sulfo-, nitro- or nitroso derivatives.

For example

  • Glyoxylic acid
  • Pyruvic acid
Save Browse the codes below
See the official tariff text

Official tariff text

Carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their halogenated, sulphonated, nitrated or nitrosated derivatives

Full 8-digit codes

Pick the description that best matches your product.

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.

  • 29.18.3010

    Acids, anhydrides and salts

    Ordinary duty
    Duty free
    Goods of EU origin
    Duty free You need documentation of EU origin to use this rate.
  • 29.18.3090

    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.

  • 2918 30 00 10

    Benzophenone-3,3′,4,4′-tetracarboxylic dianhydride (CAS RN 2421-28-5)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 13

    Other than for use in the production of formaldehyde-free sulfur-based reducing agents (“FFSRAs”) and with an iron (Fe) content of ≥ 10 and ≤ 20 PPM (parts per million)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 14

    Other

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 17

    Ethyl alpha-phenylacetoacetate (EAPA) CAS No 5413-05-8

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 27

    Diethyl (phenylacetyl) propanedioate (DEPAPD) (CAS RN 20320-59-6)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 30

    Methyl-2-benzoylbenzoate (CAS RN 606-28-0)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 35

    3-Oxocyclobutane-1-carboxylic acid with a purity by weight of 98 % or more (CAS RN 23761-23-1)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 37

    Methyl alpha-phenylacetoacetate (MAPA) CAS No. 16648-44-5

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
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  • 2918 30 00 43

    Ethyl 4-oxovalerate (CAS RN 539-88-8) with a purity by weight of 98 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 48

    Prohexadione-calcium (ISOM) (CAS RN 127277-53-6) with a purity by weight of 95 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 53

    2-(4-Chlorobenzoyl)benzoic acid (CAS RN 85-56-3) 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.
  • 2918 30 00 55

    Methyl 3-oxo-pentanoate (CAS RN 30414-53-0) with a purity by weight of 98 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 60

    4-Oxovaleric acid (CAS RN 123-76-2)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 70

    2-​[4-​Chloro-​3-​(chlorosulphonyl)​benzoyl]​benzoic acid (CAS RN 68592-12-1)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 75

    Methyl 2-((1S,2R)-3-oxo-2-pentylcyclopentyl)acetate (CAS RN 151716-35-7) 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.
  • 2918 30 00 80

    Methyl benzoylformate (CAS RN 15206-55-0)

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 85

    2-Fluoro-5-formylbenzoic acid (CAS RN 550363-85-4) with a purity by weight of 98 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 00 87

    Ethyl acetoacetate (CAS RN 141-97-9) with a purity by weight of 98 % or more

    Ordinary duty
    6.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2918 30 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. 9, 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 16 codes at this level

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.