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Code 2825 90 · Heading 2825

Other inorganic bases and metal oxides, hydroxides and peroxides, not elsewhere named

This code covers inorganic bases and metal oxides, hydroxides and peroxides that are not named in the other subdivisions of this group. It does not cover goods covered by headings 2815–2824.

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See the official tariff text

Official tariff text

Bases, inorganic, and metal oxides, hydroxides and peroxides, n.e.s.

This is the catch-all under 2825: it covers what the sibling codes below do not.

Within this parent group, this is for inorganic bases and metal oxides, hydroxides and peroxides that are not covered by the sibling categories naming hydrazine and hydroxylamine, lithium, vanadium, nickel, copper, germanium, zirconium, molybdenum or antimony.

Compare the sibling codes

Classification decides the rate here: from 0.0% to 5.5%.

Export to Norway

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

  • 28.25.9000

    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. 3, 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.

  • 2825 90 11 00

    Calcium hydroxide of a purity of 98|% or more calculated on the dry weight, in the form of particles of which: -|not more than 1|% by weight have a particle-size exceeding 75|micrometres and -|not more than 4|% by weight have a particle-size of less than 1,3|micrometres

    Ordinary duty
    Duty free
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2825 90 19 00

    Other

    Ordinary duty
    4.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2825 90 20 00

    Beryllium oxide and hydroxide

    Ordinary duty
    4.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2825 90 40 30

    Tungsten trioxide, including blue tungsten oxide (CAS RN 1314-35-8 or CAS RN 39318-18-8)

    Ordinary duty
    4.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2825 90 40 80

    Other

    Ordinary duty
    4.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2825 90 60 00

    Cadmium oxide

    Ordinary duty
    Duty free
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2825 90 85 10

    Tin oxides and hydroxides

    Ordinary duty
    4.0%
    Goods of EU origin
    Duty free You need documentation of EU preferential origin to use this rate.
  • 2825 90 85 90

    Other

    Ordinary duty
    4.0%
    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 9 codes at this level
Previous code 2825 80

Antimony oxides

you are here 2825 90

Bases, inorganic, and metal oxides, hydroxides and peroxides, n.e.s.

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.