Sao Tome and Principe HS Code

HS Code 310490: Mineral or chemical fertilisers, potassic : Other in Sao Tome and Principe

Q: Is HS code 310490 the same across all countries?

Yes — up to the 6-digit level, HS code 310490 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 310490?

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 310490 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 310490 in Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 310490 is the WCO Harmonized System subheading for Mineral or chemical fertilisers, potassic : Other. This is the most detailed internationally standardized level; Sao Tome and Principe extends classifications to 8 digits under its national tariff system. 310490 belongs to Section VI: Products of the chemical or allied industries, Chapter 31: Fertilizers, Heading 3104: Mineral or chemical fertilisers, potassic.

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

Classification Path of HS Code 310490 in Sao Tome and Principe

Section VI

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

Chapter 31

Fertilizers

HS Code 3104

Mineral or chemical fertilisers, potassic

HS Code 310490

Mineral or chemical fertilisers, potassic : Other

HS Code 31049000

Adubos (fertilizantes) minerais ou químicos, potássicos: Outros

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

In Sao Tome and Principe, HS 310490 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 310490 means. Now see 2026 latest real trade activity for Other Potash Fertilizers 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 3104

Top Sao Tome and Principe import Product Under HS Code 3104

1 310420: Potassium chloride $8.5K 2 310490: Other $116

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 Other Potash Fertilizers (310490)

HS Code 31049000

Adubos (fertilizantes) minerais ou químicos, potássicos: Outros

HS Code 310420

Mineral or chemical fertilisers, potassic : Potassium chloride

HS Code 310430

Mineral or chemical fertilisers, potassic : Potassium sulphate

HS Code 310100

Animal or vegetable fertilisers, whether or not mixed together or chemically treated; fertilisers produced by the mixing or chemical treatment of animal or vegetable products

HS Code 310210

Mineral or chemical fertilisers, nitrogenous : Urea, whether or not in aqueous solution

HS Code 310221

Mineral or chemical fertilisers, nitrogenous : Ammonium sulphate; double salts and mixtures of ammonium sulphate and ammonium nitrate : Ammonium sulphate

HS Code 310229

Mineral or chemical fertilisers, nitrogenous : Ammonium sulphate; double salts and mixtures of ammonium sulphate and ammonium nitrate : Other

HS Code 310230

Mineral or chemical fertilisers, nitrogenous : Ammonium nitrate, whether or not in aqueous solution

HS Code 310240

Mineral or chemical fertilisers, nitrogenous : Mixtures of ammonium nitrate with calcium carbonate or other inorganic nonfertilising substances

HS Code 310250

Mineral or chemical fertilisers, nitrogenous : Sodium nitrate

Frequently Asked Questions

What is HS code 310490 in Sao Tome and Principe?

HS code 310490 covers Mineral or chemical fertilisers, potassic : Other in Sao Tome and Principe. It sits in Chapter 31 (Fertilizers), Heading 3104 of the Harmonized System, and is classified under HS-ST.

Is HS code 310490 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 310490?

Where can I officially look up HS code 310490 in Sao Tome and Principe?