Commodity code · Chapter 29

29339920 — Heterocyclic compounds with nitrogen hetero-atom[s] only (excl. those

Commodity code 29339920 covers heterocyclic compounds with nitrogen hetero-atom[s] only (excl. those containing an unfused pyrazole, imidazole, pyridin, within HMRC chapter 29 (organic chemicals). 5 UK businesses filed customs declarations against this code in the last six months, across 5 counties and 5 towns.

Refreshed every 24 hours · last run 25/08/2026 at 07:39HMRC release in view: Jun 26Snapshot: 2026-08-25.1

5Businesses trading

5Counties

5Towns

19Import declarations

Counties trading under 29339920

Where the businesses using this commodity code are based.

Businesses importing under 29339920

The most active 3 of 5. Log in to see them all.

Most active business

INOCHEM LTD

Lancaster, Lancashire 8 import declarations 11 export declarations LA6 *Ch. 29 Active in 6 of the last 6 months

Recent shipments include heterocyclic compounds with nitrogen hetero-atom[s] only (excl. those containing an unfused pyrazole, imidazole, pyridine or triazine ring, whether or not hydrogenated, a quinoline or isoquinoline ring-system, not further fused, whether or not hydrog, separate chemically defined organic compounds, n.e.s..

▲ Expected to increase by 0.0% over the next 3 months, based on their last 2 years

Imports — 2 years of monthly activity8 in the last 6 months

Exports — 2 years of monthly activity11 in the last 6 months

Earlier monthsLast 6 monthsOur forecast for the next 3

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Among the most active

NEUROCRINE BIOSCIENCES INC

Aberdeen City, Aberdeen City 7 import declarations 1 export declarations AB10 *Ch. 29Ch. 30Ch. 35Ch. 38 Active in 5 of the last 6 months

Recent shipments include medicaments containing hormones or steroids used as hormones but not antibiotics, put up in measured doses "incl. those for transdermal administration" or in forms or packings for retail sale (excl. medicaments containing insulin or corticosteroid ho, heterocyclic compounds with nitrogen hetero-atom[s] only (excl. those containing an unfused pyrazole, imidazole, pyridine or triazine ring, whether or not hydrogenated, a quinoline or isoquinoline ring-system, not further fused, whether or not hydrog.

▲ Expected to increase by 0.0% over the next 3 months, based on their last 2 years

Imports — 2 years of monthly activity7 in the last 6 months

Exports — 2 years of monthly activity1 in the last 6 months

Earlier monthsLast 6 monthsOur forecast for the next 3

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Among the most active

SITRYX THERAPEUTICS LIMITED

Oxford, Oxfordshire 3 import declarations 1 export declarations OX4 *Ch. 29Ch. 30Ch. 35Ch. 38 Active in 3 of the last 6 months

Recent shipments include diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits (excl. for malaria, for zika and other diseases transmitted by mosquitoes of the genus a, heterocyclic compounds with nitrogen hetero-atom[s] only (excl. those containing an unfused pyrazole, imidazole, pyridine or triazine ring, whether or not hydrogenated, a quinoline or isoquinoline ring-system, not further fused, whether or not hydrog.

▲ Expected to increase by 0.0% over the next 3 months, based on their last 2 years

Imports — 2 years of monthly activity3 in the last 6 months

Exports — 2 years of monthly activity1 in the last 6 months

Earlier monthsLast 6 monthsOur forecast for the next 3

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2 more businesses trade under 29339920

About commodity code 29339920

What goods does commodity code 29339920 cover?

Heterocyclic compounds with nitrogen hetero-atom[s] only (excl. those containing an unfused pyrazole, imidazole, pyridin. It sits in HMRC chapter 29, organic chemicals. Every UK customs declaration carries a code like this one to classify the goods being moved.

How many UK businesses import under 29339920?

5 businesses filed customs declarations against code 29339920 in the last six months, spread across 5 counties and 5 towns, totalling 19 import declarations.

Which parts of the UK trade the most under 29339920?

The busiest counties are Cambridgeshire (1 businesses), Aberdeen City (1 businesses), Cheshire (1 businesses). Open any county to see the towns and the businesses behind it.