Code 2530 90 · Heading 2530

Arsenic sulfides, alunite, pozzolanic earth, earth pigments and other unspecified mineral substances

This code covers arsenic sulfides, alunite, pozzolanic earth, earth pigments and other mineral substances not specified elsewhere. It does not cover the sibling groups of unexpanded vermiculite, perlite or chlorite, or natural magnesium sulfates such as kieserite and epsomite.

For example

Arsenic sulfide mineral, not unexpanded vermiculite, perlite, chlorite, kieserite or epsomite
Alunite mineral, not unexpanded vermiculite, perlite, chlorite, kieserite or epsomite
Pozzolanic earth, not unexpanded vermiculite, perlite, chlorite, kieserite or epsomite
Earth pigment, not unexpanded vermiculite, perlite, chlorite, kieserite or epsomite

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See the official tariff text

Official tariff text

Arsenic sulfides, alunite, pozzuolana, earth colours and other mineral substances, n.e.s.

The path to this code

Every code is reached through these choices, one level at a time.

Step 4 of 4

Step 1 · Section V Mineral products
Is the product salt, sulphur, earth or stone, gypsum, lime or cement; an ore, slag or ash; or a mineral fuel, mineral oil, distillation product, bituminous substance or mineral wax?
✓
Step 2 · Chapter 25 Salt; sulphur; earths and stone; plastering materia… 1 of 3 chapters in section V
Which named material or product type is it: salt, natural iron sulphides, sulphur, natural graphite, natural sand, quartz or quartzite, kaolin or other kaolin-containing clay, other clay or related materials, chalk, natural phosphates, natural barium compounds, fossil siliceous meal or similar earth, pumice or other natural abrasives, slate, marble or other dense building limestone, granite or other building stone, gravel or crushed stone, dolomite, magnesite or magnesium oxide, gypsum, limestone for lime, cement, asbestos, mica, steatite or talc, natural borates or boric acids, feldspar or similar minerals, or vermiculite, perlite and other minerals?
✓
Step 3 · Heading 2530 Vermiculite, perlite and other mineral substances, … 29 of 29 headings under chapter 25
Which group does the product belong to: unexpanded vermiculite, perlite or chlorite; kieserite or epsomite (natural magnesium sulfates); or arsenic sulfides, alunite, pozzolan earth, earth pigments or another mineral substance not specified elsewhere?
✓
Step 4 · Subheading 2530 90 Arsenic sulfides, alunite, pozzuolana, earth colour… 3 of 3 subheadings under heading 2530
Is the product celestine or strontianite; spodumene, petalite, lepidolite, amblygonite, hectorite, jadarite or a similar mineral suitable for lithium extraction; bastnaesite, xenotime or a similar mineral suitable for extracting rare-earth metals, scandium or yttrium; or does it belong to the remaining named mineral groups such as arsenic sulfides, alunite, pozzolanic earth or earth pigments?

This is the catch-all under 2530: it covers what the sibling codes below do not.

Within this mineral group, it is for goods that are not unexpanded vermiculite, perlite or chlorite, and not natural magnesium sulfates such as kieserite or epsomite, when no other child code names them.

Full 8-digit codes

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4 codes below this one

Compare the sibling codes

2530 10 Vermiculite, perlite and chlorites, unexpanded 0.0%
2530 20 Kieserite and epsomite "natural magnesium sulphates" 0.0%
2530 90 Arsenic sulfides, alunite, pozzuolana, earth colours and other mineral substances, n.e.s. you are here 0.0%

Export to Norway

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

25.30.9000

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.

All 5 UK lines under this code

They all have the same duty rates shown here.

Ordinary duty

Duty free

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 3 codes at this level

Previous code 2530 20

Kieserite and epsomite "natural magnesium sulphates"

you are here 2530 90

Arsenic sulfides, alunite, pozzuolana, earth colours and other minera…

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.