Code 2842 90 · Heading 2842

Salts of inorganic or peroxoacids, excluding oxometal and peroxometal salts, double or complex silicates, azides, and inorganic or organic mercury compounds

This covers salts of inorganic acids or peroxoacids, including single, double or complex salts of selenium and tellurium acids. It does not cover oxometal or peroxometal salts, double or complex silicates including aluminosilicates, azides, or inorganic or organic mercury compounds.

For example

• Sodium chloride
• Sodium selenate
• Sodium tellurite

Save Browse the codes below ↓

See the official tariff text

Official tariff text

Salts of inorganic acids or peroxoacids, n.e.s.

Full 8-digit codes

Pick the description that best matches your product.

Search customs codes

Leave this field empty / Search

4 codes below this one

• 2842 90 10 Salts, double salts or complex salts of selenium or tellurium acids 5.3%^* → Save
• 2842 90 20 Lithium iron phosphate 5.5%^* → Save
• 2842 90 70 Salts of inorganic acids or peroxoacids, n.e.s. No rate on file → Save
• 2842 90 80 Salte af uorganiske syrer eller peroxosyrer (undtagen salte af oxometalsyrer eller peroxometalsyrer, dobbelte eller komplekse silicater, herunder aluminosilicater, også når de ikke er kemisk definerede, enkelte, dobbelte eller komplekse salte af selens syrer og tellurs syrer samt azider og uorganiske eller organiske komponenter af merkur) no longer in use No rate on file →

Compare the sibling codes

• 2842 10 Double or complex silicates of inorganic acids or peroxoacids, incl. aluminosilicates whether or not chemically defined (excl. inorganic or organic compounds of mercury whether or not chemically defined) 5.5%^*
• 2842 90 Salts of inorganic acids or peroxoacids, n.e.s. you are here 5.3–5.5%^*

Export to Norway

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

• 28.42.9000

  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 8 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 2 codes at this level →

← Previous code 2842 10

Double or complex silicates of inorganic acids or peroxoacids, incl. …

you are here 2842 90

Salts of inorganic acids or peroxoacids, 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.