Code 2925 19 · Heading 2925

Imides and their derivatives, and salts of these products — excluding saccharin and its salts, glutethimide, and mercury compounds

This code covers imides, their derivatives and salts, except saccharin and its salts, glutethimide, and inorganic or organic mercury compounds. It includes the two specifically named brominated imide products listed under this code.

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See the official tariff text

Official tariff text

Imides and their derivatives; salts thereof (excl. saccharin and its salts, glutethimide [INN] and inorganic or organic compounds of mercury)

The path to this code

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

Step 4 of 4

Step 1 · Section VI Products of the chemical or allied industries
Is it an inorganic or organic chemical; a pharmaceutical product; a fertilizer; a tanning or dye extract, pigment, paint, varnish, filler or printing ink; an essential oil, perfume, cosmetic or toilet product; soap, a surface-active, washing, cleaning, polishing or wax product; a protein, modified starch, glue or enzyme; an explosive, pyrotechnic article, match or other specified combustible material; a photographic or cinematographic product; or another chemical product?
✓
Step 2 · Chapter 29 Organic chemicals 2 of 11 chapters in section VI
What type of organic chemical is it—for example, a hydrocarbon, alcohol, acid, nitrogen compound, sulfur compound, heterocyclic compound, vitamin, hormone, glycoside, plant alkaloid, sugar, antibiotic or another listed organic compound?
✓
Step 3 · Heading 2925 Carboxyimide-function compounds, incl. saccharin an… 25 of 42 headings under chapter 29
Is it saccharin or its salts, glutethimide, another imide or its derivatives and salts, chlordimeform, or another imine or its derivatives and salts?
✓
Step 4 · Subheading 2925 19 Imides and their derivatives; salts thereof (excl. … 3 of 5 subheadings under heading 2925
Is the product 3,3′,4,4′,5,5′,6,6′-octabromo-N,N′-ethylenediphthalimide or N,N′-ethylenebis[4,5-dibromohexahydro-3,6-methanophthalimide]?

Full 8-digit codes

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2 codes below this one

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Classification decides the rate here: from 0.0% to 6.5%.

2925 11 Saccharin and its salts 6.5%
2925 12 Glutethimide "INN" 0.0%
2925 19 Imides and their derivatives; salts thereof (excl. saccharin and its salts, glutethimide [INN] and inorganic or organic compounds of mercury) you are here 0.0%
2925 21 Chlordimeform "ISO" 6.5%
2925 29 Imines and their derivatives; salts thereof (excl. chlordimeform [ISO]) 6.5%

Export to Norway

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

29.25.1909

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.

2925 19 20 00

3,3′,4,4′,5,5′,6,6′-Octabromo-N,N′-ethylenediphthalimide; N,N′-ethylenebis(4,5-dibromohexahydro-3,6-methanophthalimide)

Ordinary duty

Duty free

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2925 19 95 10

N-Phenylmaleimide (CAS RN 941-69-5)

Ordinary duty

Duty free

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2925 19 95 20

4,5,6,7-Tetrahydroisoindole-1,3-dione (CAS RN 4720-86-9)

Ordinary duty

Duty free

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2925 19 95 30

N,N'-(m-Phenylene)dimaleimide (CAS RN 3006-93-7)

Ordinary duty

Duty free

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2925 19 95 50

2-{2-[2-(1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl)ethoxy]ethoxy}acetic acid (CAS RN 75001-09-1) with a purity by weight of 95 % or more

Ordinary duty

Duty free

Goods of EU origin

Duty free You need documentation of EU preferential origin to use this rate.
2925 19 95 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 5 codes at this level

Previous code 2925 12

Glutethimide "INN"

you are here 2925 19

Imides and their derivatives; salts thereof (excl. saccharin and its …

Next code 2925 21

Chlordimeform "ISO"

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.