United Kingdom HS Code

HS Code 381590: Reaction initiators, reaction accelerators and catalytic preparations, unsupported, n.e.c. or included in United Kingdom

Q: Is HS code 381590 the same across all countries?

Yes — up to the 6-digit level, HS code 381590 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. United Kingdom extends it under UKGT.

Q: What system does United Kingdom use to classify HS code 381590?

United Kingdom classifies products under the UK Integrated Online Tariff (UKGT; locally UK Integrated Tariff), which extends HS codes to 10 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 381590 in United Kingdom?

The official source is https://www.gov.uk/government/organisations/hm-revenue-customs. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 381590 in United Kingdom

Under United Kingdom's UK Integrated Online Tariff (UK Integrated Tariff), HS Code 381590 is the WCO Harmonized System subheading for Reaction initiators, reaction accelerators and catalytic preparations, unsupported, n.e.c. or included. This is the most detailed internationally standardized level; United Kingdom extends classifications to 10 digits under its national tariff system. 381590 belongs to Section VI: Products of the chemical or allied industries, Chapter 38: Miscellaneous chemical products, Heading 3815: Reaction initiators, reaction accelerators and catalytic preparations n.e.c. or included.

Explore more 2026 Latest United Kingdom import export trade data and shipment records for HS Code Unsupported Reaction Catalysts on TradeInt global trade data platform

Classification Path of HS Code 381590 in United Kingdom

Section VI

Chapters (28-38) Products of the chemical or allied industries

Chapter 38

Miscellaneous chemical products

HS Code 3815

Reaction initiators, reaction accelerators and catalytic preparations n.e.c. or included

HS Code 381590

Reaction initiators, reaction accelerators and catalytic preparations, unsupported, n.e.c. or included

United Kingdom Tariff Classification: UK Integrated Online Tariff (UKGT)

In United Kingdom, HS 381590 is classified under the UK Integrated Online Tariff (UK Integrated Tariff) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule UK Integrated Online Tariff (UKGT)

Local name UK Integrated Tariff

Digits 10

Official source https://www.gov.uk/government/organisations/hm-revenue-customs

You know what 381590 means. Now see 2026 latest real trade activity for Unsupported Reaction Catalysts in United Kingdom.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

Search 2026 Latest United Kingdom Import Data Search 2026 Latest United Kingdom Export Data

Top Trading Product of HS Code 3815

Top United Kingdom import Product Under HS Code 3815

1 381590: Reaction initiators, reaction accelerators and catalytic preparations, unsupported, n.e.c. or included $110.9M 2 381512: Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with precious metal or precious metal compounds as the active substance, n.e.c. or included $67.2M 3 381519: Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with an active substance other than nickel or precious metals or their compounds, n.e.c. or included $39.2M

Figures shown for 2025.

For more 2026 recent data, search for United Kingdom import trade records

Top United Kingdom export Product Under HS Code 3815

1 381590: Reaction initiators, reaction accelerators and catalytic preparations, unsupported, n.e.c. or included $162.9M 2 381512: Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with precious metal or precious metal compounds as the active substance, n.e.c. or included $153.2M 3 381511: Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with nickel or nickel compounds as the active substance, n.e.c. or included $41.4M

Figures shown for 2025.

For more 2026 recent data, search for United Kingdom export trade records

Related HS Code to United Kingdom Unsupported Reaction Catalysts (381590)

HS Code 381511

Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with nickel or nickel compounds as the active substance, n.e.c. or included

HS Code 381512

Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with precious metal or precious metal compounds as the active substance, n.e.c. or included

HS Code 381519

Catalysts, supported; reaction initiators, reaction accelerators and catalytic preparations, with an active substance other than nickel or precious metals or their compounds, n.e.c. or included

HS Code 380110

Graphite; artificial

HS Code 380120

Graphite; colloidal or semi-colloidal

HS Code 380130

Carbonaceous pastes; for electrodes and similar pastes for furnace linings

HS Code 380190

Graphite or other carbon based preparations; in the form of pastes, blocks, plates or other semi-manufactures

HS Code 380210

Carbon; activated

HS Code 380290

Chemical products; activated natural mineral products, animal black, including spent animal black

HS Code 380300

Chemical products; tall oil, whether or not refined

Frequently Asked Questions

What is HS code 381590 in United Kingdom?

HS code 381590 covers Reaction initiators, reaction accelerators and catalytic preparations, unsupported, n.e.c. or included in United Kingdom. It sits in Chapter 38 (Miscellaneous chemical products), Heading 3815 of the Harmonized System, and is classified under UKGT.

Is HS code 381590 the same across all countries?

What system does United Kingdom use to classify HS code 381590?

Where can I officially look up HS code 381590 in United Kingdom?