Sao Tome and Principe HS Code

HS Code 29351000: Sulfonamidas: N Metilperfluorooctano sulfonamida in Sao Tome and Principe

Q: Is HS code 29351000 the same across all countries?

Only the first 6 digits of HS code 29351000 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 29351000?

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 29351000 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 29351000 in Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 29351000 is classified as Sulfonamidas: N Metilperfluorooctano sulfonamida. Sao Tome and Principe's tariff system extends the WCO Harmonized System to 8 digits with national subdivisions. 29351000 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2935: Sulphonamides.

Explore more 2026 Latest Sao Tome and Principe import export trade data and shipment records for HS Code N-Methyl PFOS Amide on TradeInt global trade data platform

Classification Path of HS Code 29351000 in Sao Tome and Principe

Section VI

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

Chapter 29

Organic chemicals

HS Code 2935

Sulphonamides

HS Code 29351000

Sulfonamidas: N Metilperfluorooctano sulfonamida

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

In Sao Tome and Principe, HS 29351000 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 29351000 means. Now see 2026 latest real trade activity for N-Methyl PFOS Amide 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 N-Methyl PFOS Amide (29351000)

HS Code 293520

Sulphonamides : NEthylperfluorooctane sulphonamide

HS Code 293530

Sulphonamides : NEthylN(2hydroxyethyl) perfluorooctane sulphonamide

HS Code 293540

Sulphonamides : N(2Hydroxyethyl)Nmethylperfluorooctane sulphonamide

HS Code 293550

Sulphonamides : Other perfluorooctane sulphonamides

HS Code 293590

Sulphonamides : 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

29351000 in Other Countries

See how 29351000 (N-Methyl PFOS Amide) is classified across other countries, each with its own national code and local description.

Compare 29351000 across countries

Frequently Asked Questions

What is HS code 29351000 in Sao Tome and Principe?

HS code 29351000 covers Sulfonamidas: N Metilperfluorooctano sulfonamida in Sao Tome and Principe. It sits in Chapter 29 (Organic chemicals), Heading 2935 of the Harmonized System, and is classified under HS-ST.

Is HS code 29351000 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 29351000?

Where can I officially look up HS code 29351000 in Sao Tome and Principe?