Sao Tome and Principe HS Code

HS Code 290920: Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Cyclanic, cyclenic or cycloterpenic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives in Sao Tome and Principe

Q: Is HS code 290920 the same across all countries?

Yes — up to the 6-digit level, HS code 290920 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 290920?

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 290920 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 290920 in Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 290920 is the WCO Harmonized System subheading for Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Cyclanic, cyclenic or cycloterpenic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. This is the most detailed internationally standardized level; Sao Tome and Principe extends classifications to 8 digits under its national tariff system. 290920 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2909: Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives.

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

Classification Path of HS Code 290920 in Sao Tome and Principe

Section VI

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

Chapter 29

Organic chemicals

HS Code 2909

HS Code 290920

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Cyclanic, cyclenic or cycloterpenic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives

HS Code 29092000

Éteres, éteres-álcoois, éteres-fenóis, éteres-álcoois-fenóis, peróxidos de álcoois, peróxidos de éteres, peróxidos de cetonas (de constituição química definida ou não), e seus derivados halogenados, sulfonados, nitrados ou nitrosados: Éteres ciclânicos, ciclénicos, cicloterpénicos e seus derivados halogenados, sulfonados, nitrados ou nitrosados

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

In Sao Tome and Principe, HS 290920 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 290920 means. Now see 2026 latest real trade activity for Cyclic Ether Compounds in Sao Tome and Principe.

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

Search 2026 Latest Sao Tome and Principe Import Data Search 2026 Latest Sao Tome and Principe Export Data

Related HS Code to Sao Tome and Principe Cyclic Ether Compounds (290920)

HS Code 29092000

HS Code 290911

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives : Diethyl ether

HS Code 290919

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives : Other

HS Code 290930

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives

HS Code 290941

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Etheralcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives : 2,2?Oxydiethanol (diethylene glycol, digol)

HS Code 290943

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Etheralcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives : Monobutyl ethers of ethylene glycol or of diethylene glycol

HS Code 290944

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Etheralcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives : Other monoalkylethers of ethylene glycol or of diethylene glycol

HS Code 290949

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Etheralcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives : Other

HS Code 290950

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Etherphenols, etheralcoholphenols and their halogenated, sulphonated, nitrated or nitrosated derivatives

HS Code 290960

Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Alcohol peroxides, ether peroxides, ketone peroxides and their halogenated, sulphonated, nitrated or nitrosated derivatives

Frequently Asked Questions

What is HS code 290920 in Sao Tome and Principe?

HS code 290920 covers Ethers, etheralcohols, etherphenols, etheralcoholphenols, alcohol peroxides, ether peroxides, ketone peroxides (whether or not chemically defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives : Cyclanic, cyclenic or cycloterpenic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives in Sao Tome and Principe. It sits in Chapter 29 (Organic chemicals), Heading 2909 of the Harmonized System, and is classified under HS-ST.

Is HS code 290920 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 290920?

Where can I officially look up HS code 290920 in Sao Tome and Principe?