Code 2510 10 · Heading 2510

Unground natural calcium phosphates, natural calcium aluminium phosphates and phosphatic chalk

This covers natural calcium phosphates, natural calcium aluminium phosphates and phosphatic chalk that are not ground. The material must be in an unground form.

For example

Unground natural calcium phosphate
Unground natural calcium aluminium phosphate
Unground phosphatic chalk

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See the official tariff text

Official tariff text

Natural calcium phosphates and natural aluminium calcium phosphates, natural and phosphatic chalk, unground

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 2510 Natural calcium phosphates and natural aluminium ca… 10 of 29 headings under chapter 25
Is the material ground or not ground?
✓
Step 4 · Subheading 2510 10 Natural calcium phosphates and natural aluminium ca… 1 of 2 subheadings under heading 2510
Is the natural calcium phosphate, natural calcium aluminium phosphate or phosphatic chalk not ground?

Full 8-digit codes

Pick the description that best matches your product.

1 code below this one

2510 10 00 Natural calcium phosphates and natural aluminium calcium phosphates, natural and phosphatic chalk, unground Duty free Save

Compare the sibling codes

2510 10 Natural calcium phosphates and natural aluminium calcium phosphates, natural and phosphatic chalk, unground you are here 0.0%
2510 20 Natural calcium phosphates and natural aluminium calcium phosphates, natural and phosphatic chalk, ground 0.0%

Export to Norway

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

25.10.1000

Unground

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.

2510 10 00 00

Unground

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 2 codes at this level

you are here 2510 10

Natural calcium phosphates and natural aluminium calcium phosphates, …

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