Sao Tome and Principe HS Code

HS Code 29233000: Sais e hidróxidos de amónio quaternários; lecitinas e outros fosfoaminolípidos, de constituição química definida ou não: Perfluorooctanossulfonato de tetraetilamónio in Sao Tome and Principe

Q: Is HS code 29233000 the same across all countries?

Only the first 6 digits of HS code 29233000 are internationally harmonized. The remaining digits are added by Sao Tome and Principe under HS-ST and are not directly comparable to other countries' codes.

Q: What system does Sao Tome and Principe use to classify HS code 29233000?

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 29233000 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 29233000 in Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 29233000 is classified as Sais e hidróxidos de amónio quaternários; lecitinas e outros fosfoaminolípidos, de constituição química definida ou não: Perfluorooctanossulfonato de tetraetilamónio. Sao Tome and Principe's tariff system extends the WCO Harmonized System to 8 digits with national subdivisions. 29233000 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2923: Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined.

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

Classification Path of HS Code 29233000 in Sao Tome and Principe

Section VI

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

Chapter 29

Organic chemicals

HS Code 2923

Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined

HS Code 29233000

Sais e hidróxidos de amónio quaternários; lecitinas e outros fosfoaminolípidos, de constituição química definida ou não: Perfluorooctanossulfonato de tetraetilamónio

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

In Sao Tome and Principe, HS 29233000 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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Related HS Code to Sao Tome and Principe Tetraethylammonium PFOS Salt (29233000)

HS Code 292310

Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined : Choline and its salts

HS Code 292320

Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined : Lecithins and other phosphoaminolipids

HS Code 292340

Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined : Didecyldimethylammonium perfluorooctane sulphonate

HS Code 292390

Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether or not chemically defined : Other

HS Code 290110

Acyclic hydrocarbons : Saturated

HS Code 290121

Acyclic hydrocarbons : Unsaturated : Ethylene

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

29233000 in Other Countries

See how 29233000 (Tetraethylammonium PFOS Salt) is classified across other countries, each with its own national code and local description.

Compare 29233000 across countries

Frequently Asked Questions

What is HS code 29233000 in Sao Tome and Principe?

HS code 29233000 covers Sais e hidróxidos de amónio quaternários; lecitinas e outros fosfoaminolípidos, de constituição química definida ou não: Perfluorooctanossulfonato de tetraetilamónio in Sao Tome and Principe. It sits in Chapter 29 (Organic chemicals), Heading 2923 of the Harmonized System, and is classified under HS-ST.

Is HS code 29233000 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 29233000?

Where can I officially look up HS code 29233000 in Sao Tome and Principe?