Sao Tome and Principe HS Code

HS Code 381590: Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included : Other in Sao Tome and Principe

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. Sao Tome and Principe extends it under HS-ST.

Q: What system does Sao Tome and Principe use to classify HS code 381590?

Sao Tome and Principe classifies products under the Pauta Aduaneira (HS-ST; locally Pauta Aduaneira), which extends HS codes to 8 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 Sao Tome and Principe?

The official source is https://www.alfandegas.gov.st/. 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 Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 381590 is the WCO Harmonized System subheading for Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included : Other. This is the most detailed internationally standardized level; Sao Tome and Principe extends classifications to 8 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, not elsewhere specified or included.

Explore more 2026 Latest Sao Tome and Principe 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 Sao Tome and Principe

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, not elsewhere specified or included

HS Code 381590

Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included : Other

HS Code 38159000

Iniciadores de reação, aceleradores de reação e preparações catalíticas, não especificados nem compreendidos noutras posições: Outros

Sao Tome and Principe Tariff Classification: Pauta Aduaneira (HS-ST)

In Sao Tome and Principe, HS 381590 is classified under the Pauta Aduaneira (Pauta Aduaneira) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Pauta Aduaneira (HS-ST)

Local name Pauta Aduaneira

Digits 8

Official source https://www.alfandegas.gov.st/

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Top Trading Product of HS Code 3815

Top Sao Tome and Principe import Product Under HS Code 3815

1 381590: Other $6.0K 2 381519: Supported catalysts : Other $765

Figures shown for 2023.

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Related HS Code to Sao Tome and Principe Unsupported Reaction Catalysts (381590)

HS Code 38159000

Iniciadores de reação, aceleradores de reação e preparações catalíticas, não especificados nem compreendidos noutras posições: Outros

HS Code 381511

Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included : Supported catalysts : With nickel or nickel compounds as the active substance

HS Code 381512

Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included : Supported catalysts : With precious metal or preciousmetal compounds as the active substance

HS Code 381519

Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included : Supported catalysts : Other

HS Code 380110

Artificial graphite; colloidal or semicolloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures : Artificial graphite

HS Code 380120

Artificial graphite; colloidal or semicolloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures : Colloidal or semicolloidal graphite

HS Code 380130

Artificial graphite; colloidal or semicolloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures : Carbonaceous pastes for electrodes and similar pastes for furnace linings

HS Code 380190

Artificial graphite; colloidal or semicolloidal graphite; preparations based on graphite or other carbon in the form of pastes, blocks, plates or other semimanufactures : Other

HS Code 380210

Activated carbon; activated natural mineral products; animal black, including spent animal black : Activated carbon

HS Code 380290

Activated carbon; activated natural mineral products; animal black, including spent animal black : Other

Frequently Asked Questions

What is HS code 381590 in Sao Tome and Principe?

HS code 381590 covers Reaction initiators, reaction accelerators and catalytic preparations, not elsewhere specified or included : Other in Sao Tome and Principe. It sits in Chapter 38 (Miscellaneous chemical products), Heading 3815 of the Harmonized System, and is classified under HS-ST.

Is HS code 381590 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 381590?

Where can I officially look up HS code 381590 in Sao Tome and Principe?