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Commodity code · Chapter 28

28421000 — Double or complex silicates of inorganic acids or peroxoacids, incl. a

Commodity code 28421000 covers double or complex silicates of inorganic acids or peroxoacids, incl. aluminosilicates whether or not chemically defined, within HMRC chapter 28 (inorganic chemicals). 41 UK businesses filed customs declarations against this code in the last six months, across 26 counties and 38 towns.

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

41Businesses trading
26Counties
38Towns
1,746Import declarations

Counties trading under 28421000

Where the businesses using this commodity code are based.

West Yorkshire

3 towns
3 businessesView →

Cheshire

2 towns
3 businessesView →

Norfolk

3 towns
3 businessesView →

West Midlands

2 towns
3 businessesView →

Suffolk

2 towns
2 businessesView →

Greater London

2 towns
2 businessesView →

Aberdeen City

1 town
2 businessesView →

Worcestershire

2 towns
2 businessesView →

Lincolnshire

2 towns
2 businessesView →

Lancashire

2 towns
2 businessesView →

Greater Manchester

2 towns
2 businessesView →

Northamptonshire

1 town
1 businessesView →

Warwickshire

1 town
1 businessesView →

Berkshire

1 town
1 businessesView →

Hertfordshire

1 town
1 businessesView →

Kent

1 town
1 businessesView →

Bedfordshire

1 town
1 businessesView →

Hampshire

1 town
1 businessesView →

East Riding of Yorkshire

1 town
1 businessesView →

Shropshire

1 town
1 businessesView →

Buckinghamshire

1 town
1 businessesView →

Essex

1 town
1 businessesView →

County Durham

1 town
1 businessesView →

Dumfries and Galloway

1 town
1 businessesView →

Businesses importing under 28421000

The most active 3 of 41. Log in to see them all.

Most active business

ATLAS COPCO LTD

Hemel Hempstead, Hertfordshire 930 import declarations 89 export declarations HP2 *Ch. 27Ch. 28Ch. 32Ch. 34 Active in 6 of the last 6 months

Recent shipments include air pumps, air or other gas compressors and ventilating or recycling hoods incorporating a fan, whether or not fitted with filters, having a maximum horizontal side > 120 cm (excl. vacuum pumps, hand- or foot-operated air pumps, compressors for refri, appliances for pipes, boiler shells, tanks, vats or the like (excl. pressure-reducing valves, valves for the control of pneumatic power transmission, check "non-return" valves and safety or relief valves).

▲ Expected to increase by 4.4% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity930 in the last 6 months
ATLAS COPCO LTD — Jul 24: 155 import declarations (historic)ATLAS COPCO LTD — Aug 24: 149 import declarations (historic)ATLAS COPCO LTD — Sep 24: 135 import declarations (historic)ATLAS COPCO LTD — Oct 24: 158 import declarations (historic)ATLAS COPCO LTD — Nov 24: 145 import declarations (historic)ATLAS COPCO LTD — Dec 24: 132 import declarations (historic)ATLAS COPCO LTD — Jan 25: 146 import declarations (historic)ATLAS COPCO LTD — Feb 25: 134 import declarations (historic)ATLAS COPCO LTD — Mar 25: 171 import declarations (historic)ATLAS COPCO LTD — Apr 25: 150 import declarations (historic)ATLAS COPCO LTD — May 25: 139 import declarations (historic)ATLAS COPCO LTD — Jun 25: 160 import declarations (historic)ATLAS COPCO LTD — Jul 25: 156 import declarations (historic)ATLAS COPCO LTD — Aug 25: 140 import declarations (historic)ATLAS COPCO LTD — Sep 25: 160 import declarations (historic)ATLAS COPCO LTD — Oct 25: 159 import declarations (historic)ATLAS COPCO LTD — Nov 25: 155 import declarations (historic)ATLAS COPCO LTD — Dec 25: 149 import declarations (historic)ATLAS COPCO LTD — Jan 26: 146 import declarations (current 6-month window)ATLAS COPCO LTD — Feb 26: 155 import declarations (current 6-month window)ATLAS COPCO LTD — Mar 26: 160 import declarations (current 6-month window)ATLAS COPCO LTD — Apr 26: 151 import declarations (current 6-month window)ATLAS COPCO LTD — May 26: 157 import declarations (current 6-month window)ATLAS COPCO LTD — Jun 26: 161 import declarations (current 6-month window)ATLAS COPCO LTD — Jul 26: 163 import declarations (modelled forecast)ATLAS COPCO LTD — Aug 26: 146 import declarations (modelled forecast)ATLAS COPCO LTD — Sep 26: 167 import declarations (modelled forecast)
Exports — 2 years of monthly activity89 in the last 6 months
ATLAS COPCO LTD — Jul 24: 14 export declarations (historic)ATLAS COPCO LTD — Aug 24: 22 export declarations (historic)ATLAS COPCO LTD — Sep 24: 14 export declarations (historic)ATLAS COPCO LTD — Oct 24: 13 export declarations (historic)ATLAS COPCO LTD — Nov 24: 28 export declarations (historic)ATLAS COPCO LTD — Dec 24: 12 export declarations (historic)ATLAS COPCO LTD — Jan 25: 34 export declarations (historic)ATLAS COPCO LTD — Feb 25: 14 export declarations (historic)ATLAS COPCO LTD — Mar 25: 15 export declarations (historic)ATLAS COPCO LTD — Apr 25: 14 export declarations (historic)ATLAS COPCO LTD — May 25: 17 export declarations (historic)ATLAS COPCO LTD — Jun 25: 13 export declarations (historic)ATLAS COPCO LTD — Jul 25: 12 export declarations (historic)ATLAS COPCO LTD — Aug 25: 12 export declarations (historic)ATLAS COPCO LTD — Sep 25: 24 export declarations (historic)ATLAS COPCO LTD — Oct 25: 22 export declarations (historic)ATLAS COPCO LTD — Nov 25: 13 export declarations (historic)ATLAS COPCO LTD — Dec 25: 16 export declarations (historic)ATLAS COPCO LTD — Jan 26: 19 export declarations (current 6-month window)ATLAS COPCO LTD — Feb 26: 13 export declarations (current 6-month window)ATLAS COPCO LTD — Mar 26: 22 export declarations (current 6-month window)ATLAS COPCO LTD — Apr 26: 12 export declarations (current 6-month window)ATLAS COPCO LTD — May 26: 14 export declarations (current 6-month window)ATLAS COPCO LTD — Jun 26: 9 export declarations (current 6-month window)ATLAS COPCO LTD — Jul 26: 11 export declarations (modelled forecast)ATLAS COPCO LTD — Aug 26: 11 export declarations (modelled forecast)ATLAS COPCO LTD — Sep 26: 21 export declarations (modelled forecast)
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active

BROWNELL LIMITED

Brent, Greater London 64 import declarations 172 export declarations NW10 *Ch. 28Ch. 32Ch. 38Ch. 39 Active in 6 of the last 6 months

Recent shipments include chemical products and preparations of the chemical or allied industries, incl. those consisting of mixtures of natural products, n.e.s., thermometers and pyrometers, not combined with other instruments (excl. liquid-filled thermometers for direct reading).

▲ Expected to increase by 17.2% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity64 in the last 6 months
BROWNELL LIMITED — Jul 24: 8 import declarations (historic)BROWNELL LIMITED — Aug 24: 12 import declarations (historic)BROWNELL LIMITED — Sep 24: 10 import declarations (historic)BROWNELL LIMITED — Oct 24: 7 import declarations (historic)BROWNELL LIMITED — Nov 24: 8 import declarations (historic)BROWNELL LIMITED — Dec 24: 11 import declarations (historic)BROWNELL LIMITED — Jan 25: 15 import declarations (historic)BROWNELL LIMITED — Feb 25: 7 import declarations (historic)BROWNELL LIMITED — Mar 25: 8 import declarations (historic)BROWNELL LIMITED — Apr 25: 8 import declarations (historic)BROWNELL LIMITED — May 25: 12 import declarations (historic)BROWNELL LIMITED — Jun 25: 9 import declarations (historic)BROWNELL LIMITED — Jul 25: 11 import declarations (historic)BROWNELL LIMITED — Aug 25: 12 import declarations (historic)BROWNELL LIMITED — Sep 25: 6 import declarations (historic)BROWNELL LIMITED — Oct 25: 18 import declarations (historic)BROWNELL LIMITED — Nov 25: 17 import declarations (historic)BROWNELL LIMITED — Dec 25: 6 import declarations (historic)BROWNELL LIMITED — Jan 26: 10 import declarations (current 6-month window)BROWNELL LIMITED — Feb 26: 10 import declarations (current 6-month window)BROWNELL LIMITED — Mar 26: 9 import declarations (current 6-month window)BROWNELL LIMITED — Apr 26: 10 import declarations (current 6-month window)BROWNELL LIMITED — May 26: 11 import declarations (current 6-month window)BROWNELL LIMITED — Jun 26: 14 import declarations (current 6-month window)BROWNELL LIMITED — Jul 26: 13 import declarations (modelled forecast)BROWNELL LIMITED — Aug 26: 14 import declarations (modelled forecast)BROWNELL LIMITED — Sep 26: 7 import declarations (modelled forecast)
Exports — 2 years of monthly activity172 in the last 6 months
BROWNELL LIMITED — Jul 24: 12 export declarations (historic)BROWNELL LIMITED — Aug 24: 12 export declarations (historic)BROWNELL LIMITED — Sep 24: 11 export declarations (historic)BROWNELL LIMITED — Oct 24: 12 export declarations (historic)BROWNELL LIMITED — Nov 24: 12 export declarations (historic)BROWNELL LIMITED — Dec 24: 14 export declarations (historic)BROWNELL LIMITED — Jan 25: 16 export declarations (historic)BROWNELL LIMITED — Feb 25: 12 export declarations (historic)BROWNELL LIMITED — Mar 25: 18 export declarations (historic)BROWNELL LIMITED — Apr 25: 17 export declarations (historic)BROWNELL LIMITED — May 25: 13 export declarations (historic)BROWNELL LIMITED — Jun 25: 15 export declarations (historic)BROWNELL LIMITED — Jul 25: 18 export declarations (historic)BROWNELL LIMITED — Aug 25: 22 export declarations (historic)BROWNELL LIMITED — Sep 25: 26 export declarations (historic)BROWNELL LIMITED — Oct 25: 30 export declarations (historic)BROWNELL LIMITED — Nov 25: 32 export declarations (historic)BROWNELL LIMITED — Dec 25: 31 export declarations (historic)BROWNELL LIMITED — Jan 26: 24 export declarations (current 6-month window)BROWNELL LIMITED — Feb 26: 31 export declarations (current 6-month window)BROWNELL LIMITED — Mar 26: 32 export declarations (current 6-month window)BROWNELL LIMITED — Apr 26: 25 export declarations (current 6-month window)BROWNELL LIMITED — May 26: 30 export declarations (current 6-month window)BROWNELL LIMITED — Jun 26: 30 export declarations (current 6-month window)BROWNELL LIMITED — Jul 26: 36 export declarations (modelled forecast)BROWNELL LIMITED — Aug 26: 44 export declarations (modelled forecast)BROWNELL LIMITED — Sep 26: 52 export declarations (modelled forecast)
Earlier monthsLast 6 monthsOur forecast for the next 3
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Among the most active

THERMOSEAL GROUP LIMITED

Birmingham, West Midlands 112 import declarations 33 export declarations B6 *Ch. 28Ch. 29Ch. 32Ch. 34 Active in 6 of the last 6 months

Recent shipments include building elements for the manufacture of floors, walls, partition walls, ceilings, roofs, etc., of plastics; gutters and accessories of plastics; railings, fences and similar barriers, of plastics; large shelves, for assembly and permanent installati, 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).

▲ Expected to increase by 29.5% over the next 3 months, based on their last 2 years
Imports — 2 years of monthly activity112 in the last 6 months
THERMOSEAL GROUP LIMITED — Jul 24: 12 import declarations (historic)THERMOSEAL GROUP LIMITED — Aug 24: 13 import declarations (historic)THERMOSEAL GROUP LIMITED — Sep 24: 15 import declarations (historic)THERMOSEAL GROUP LIMITED — Oct 24: 15 import declarations (historic)THERMOSEAL GROUP LIMITED — Nov 24: 17 import declarations (historic)THERMOSEAL GROUP LIMITED — Dec 24: 17 import declarations (historic)THERMOSEAL GROUP LIMITED — Jan 25: 17 import declarations (historic)THERMOSEAL GROUP LIMITED — Feb 25: 15 import declarations (historic)THERMOSEAL GROUP LIMITED — Mar 25: 16 import declarations (historic)THERMOSEAL GROUP LIMITED — Apr 25: 11 import declarations (historic)THERMOSEAL GROUP LIMITED — May 25: 17 import declarations (historic)THERMOSEAL GROUP LIMITED — Jun 25: 15 import declarations (historic)THERMOSEAL GROUP LIMITED — Jul 25: 23 import declarations (historic)THERMOSEAL GROUP LIMITED — Aug 25: 16 import declarations (historic)THERMOSEAL GROUP LIMITED — Sep 25: 22 import declarations (historic)THERMOSEAL GROUP LIMITED — Oct 25: 22 import declarations (historic)THERMOSEAL GROUP LIMITED — Nov 25: 20 import declarations (historic)THERMOSEAL GROUP LIMITED — Dec 25: 17 import declarations (historic)THERMOSEAL GROUP LIMITED — Jan 26: 17 import declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Feb 26: 19 import declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Mar 26: 19 import declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Apr 26: 18 import declarations (current 6-month window)THERMOSEAL GROUP LIMITED — May 26: 15 import declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Jun 26: 24 import declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Jul 26: 30 import declarations (modelled forecast)THERMOSEAL GROUP LIMITED — Aug 26: 21 import declarations (modelled forecast)THERMOSEAL GROUP LIMITED — Sep 26: 28 import declarations (modelled forecast)
Exports — 2 years of monthly activity33 in the last 6 months
THERMOSEAL GROUP LIMITED — Jul 24: 5 export declarations (historic)THERMOSEAL GROUP LIMITED — Aug 24: 2 export declarations (historic)THERMOSEAL GROUP LIMITED — Sep 24: 6 export declarations (historic)THERMOSEAL GROUP LIMITED — Oct 24: 9 export declarations (historic)THERMOSEAL GROUP LIMITED — Nov 24: 6 export declarations (historic)THERMOSEAL GROUP LIMITED — Dec 24: 6 export declarations (historic)THERMOSEAL GROUP LIMITED — Jan 25: 8 export declarations (historic)THERMOSEAL GROUP LIMITED — Feb 25: 8 export declarations (historic)THERMOSEAL GROUP LIMITED — Mar 25: 5 export declarations (historic)THERMOSEAL GROUP LIMITED — Apr 25: 6 export declarations (historic)THERMOSEAL GROUP LIMITED — May 25: 5 export declarations (historic)THERMOSEAL GROUP LIMITED — Jun 25: 8 export declarations (historic)THERMOSEAL GROUP LIMITED — Jul 25: 6 export declarations (historic)THERMOSEAL GROUP LIMITED — Aug 25: 4 export declarations (historic)THERMOSEAL GROUP LIMITED — Sep 25: 5 export declarations (historic)THERMOSEAL GROUP LIMITED — Oct 25: 4 export declarations (historic)THERMOSEAL GROUP LIMITED — Nov 25: 9 export declarations (historic)THERMOSEAL GROUP LIMITED — Dec 25: 6 export declarations (historic)THERMOSEAL GROUP LIMITED — Jan 26: 4 export declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Feb 26: 7 export declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Mar 26: 3 export declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Apr 26: 4 export declarations (current 6-month window)THERMOSEAL GROUP LIMITED — May 26: 6 export declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Jun 26: 9 export declarations (current 6-month window)THERMOSEAL GROUP LIMITED — Jul 26: 5 export declarations (modelled forecast)THERMOSEAL GROUP LIMITED — Aug 26: 4 export declarations (modelled forecast)THERMOSEAL GROUP LIMITED — Sep 26: 5 export declarations (modelled forecast)
Earlier monthsLast 6 monthsOur forecast for the next 3
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38 more businesses trade under 28421000

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About commodity code 28421000

What goods does commodity code 28421000 cover?

Double or complex silicates of inorganic acids or peroxoacids, incl. aluminosilicates whether or not chemically defined. It sits in HMRC chapter 28, inorganic chemicals. Every UK customs declaration carries a code like this one to classify the goods being moved.

How many UK businesses import under 28421000?

41 businesses filed customs declarations against code 28421000 in the last six months, spread across 26 counties and 38 towns, totalling 1,746 import declarations.

Which parts of the UK trade the most under 28421000?

The busiest counties are West Yorkshire (3 businesses), Cheshire (3 businesses), Norfolk (3 businesses). Open any county to see the towns and the businesses behind it.