Commodity code · Chapter 29

29343090 — Heterocyclic compounds containing in the structure a phenothiazine rin

Commodity code 29343090 covers heterocyclic compounds containing in the structure a phenothiazine ring-system, whether or not hydrogenated, but not fur, within HMRC chapter 29 (organic chemicals). 3 UK businesses filed customs declarations against this code in the last six months, across 3 counties and 3 towns.

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

3Businesses trading

3Counties

3Towns

16Import declarations

Counties trading under 29343090

Where the businesses using this commodity code are based.

Businesses importing under 29343090

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

Most active business

R W UNWIN & CO LTD

Hitchin, Hertfordshire 9 import declarations 1 export declarations SG4 *Ch. 29Ch. 35 Active in 5 of the last 6 months

Recent shipments include peptones and their derivatives; other protein substances and their derivatives, n.e.s.; hide powder, whether or not chromed (excl. organic or inorganic compounds of mercury whether or not chemically defined), heterocyclic compounds containing in the structure a phenothiazine ring-system, whether or not hydrogenated, but not further fused.

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

Imports — 2 years of monthly activity9 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

FINE AND PERFORMANCE CHEMICALS LIMITED

Yarm, North Yorkshire 6 import declarations 3 export declarations TS15 *Ch. 29Ch. 32 Active in 6 of the last 6 months

Recent shipments include glycosides, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives (excl. rutoside "rutin" and its derivatives), sulphonamides (excl. perfluorooctane sulphonamides).

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

Imports — 2 years of monthly activity6 in the last 6 months

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

Earlier monthsLast 6 monthsOur forecast for the next 3

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Among the most active

DAVID NORRIS ANALYTICAL LABORATORIES LTD

Dartford, Kent 1 import declarations Imports only DA1 *Ch. 29Ch. 38Ch. 90 Active in 1 of the last 6 months

Recent shipments include heterocyclic compounds containing an unfused thiazole ring, whether or not hydrogenated, in the structure, heterocyclic compounds containing in the structure a phenothiazine ring-system, whether or not hydrogenated, but not further fused.

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

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

Exports — 2 years of monthly activity0 in the last 6 months

Earlier monthsLast 6 monthsOur forecast for the next 3

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0 more businesses trade under 29343090

About commodity code 29343090

What goods does commodity code 29343090 cover?

Heterocyclic compounds containing in the structure a phenothiazine ring-system, whether or not hydrogenated, but not fur. 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 29343090?

3 businesses filed customs declarations against code 29343090 in the last six months, spread across 3 counties and 3 towns, totalling 16 import declarations.

Which parts of the UK trade the most under 29343090?

The busiest counties are Hertfordshire (1 businesses), Kent (1 businesses), North Yorkshire (1 businesses). Open any county to see the towns and the businesses behind it.