Sao Tome and Principe HS Code

HS Code 290121: Acyclic hydrocarbons : Unsaturated : Ethylene in Sao Tome and Principe

Q: Is HS code 290121 the same across all countries?

Yes — up to the 6-digit level, HS code 290121 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 290121?

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 290121 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 290121 in Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 290121 is the WCO Harmonized System subheading for Acyclic hydrocarbons : Unsaturated : Ethylene. This is the most detailed internationally standardized level; Sao Tome and Principe extends classifications to 8 digits under its national tariff system. 290121 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2901: Acyclic hydrocarbons.

Explore more 2026 Latest Sao Tome and Principe import export trade data and shipment records for HS Code Ethylene Gas on TradeInt global trade data platform

Classification Path of HS Code 290121 in Sao Tome and Principe

Section VI

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

Chapter 29

Organic chemicals

HS Code 2901

Acyclic hydrocarbons

HS Code 290121

Acyclic hydrocarbons : Unsaturated : Ethylene

HS Code 29012100

Hidrocarbonetos acíclicos: Não saturados: Etileno

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

In Sao Tome and Principe, HS 290121 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/

You know what 290121 means. Now see 2026 latest real trade activity for Ethylene Gas in Sao Tome and Principe.

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

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Top Trading Product of HS Code 2901

Top Sao Tome and Principe import Product Under HS Code 2901

1 290110: Saturated $1.8K

Figures shown for 2023.

For more 2026 recent data, search for Sao Tome and Principe import trade records

Related HS Code to Sao Tome and Principe Ethylene Gas (290121)

HS Code 29012100

Hidrocarbonetos acíclicos: Não saturados: Etileno

HS Code 290110

Acyclic hydrocarbons : Saturated

HS Code 290122

Acyclic hydrocarbons : Unsaturated : Propene (propylene)

HS Code 290123

Acyclic hydrocarbons : Unsaturated : Butene (butylene) and isomers thereof

HS Code 290124

Acyclic hydrocarbons : Unsaturated : Buta1,3diene and isoprene

HS Code 290129

Acyclic hydrocarbons : Unsaturated : Other

HS Code 290211

Cyclic hydrocarbons : Cyclanes, cyclenes and cycloterpenes : Cyclohexane

HS Code 290219

Cyclic hydrocarbons : Cyclanes, cyclenes and cycloterpenes : Other

HS Code 290220

Cyclic hydrocarbons : Benzene

HS Code 290230

Cyclic hydrocarbons : Toluene

Frequently Asked Questions

What is HS code 290121 in Sao Tome and Principe?

HS code 290121 covers Acyclic hydrocarbons : Unsaturated : Ethylene in Sao Tome and Principe. It sits in Chapter 29 (Organic chemicals), Heading 2901 of the Harmonized System, and is classified under HS-ST.

Is HS code 290121 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 290121?

Where can I officially look up HS code 290121 in Sao Tome and Principe?