Sao Tome and Principe HS Code

HS Code 292021: Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Dimethyl phosphite in Sao Tome and Principe

Q: Is HS code 292021 the same across all countries?

Yes — up to the 6-digit level, HS code 292021 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 292021?

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 292021 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 292021 in Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 292021 is the WCO Harmonized System subheading for Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Dimethyl phosphite. This is the most detailed internationally standardized level; Sao Tome and Principe extends classifications to 8 digits under its national tariff system. 292021 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2920: Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; 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 Dimethyl Phosphite on TradeInt global trade data platform

Classification Path of HS Code 292021 in Sao Tome and Principe

Section VI

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

Chapter 29

Organic chemicals

HS Code 2920

Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives

HS Code 292021

Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Dimethyl phosphite

HS Code 29202100

Ésteres dos outros ácidos inorgânicos de não metais (exceto os ésteres de halogenetos de hidrogénio) e seus sais; seus derivados halogenados, sulfonados, nitrados ou nitrosados: Ésteres de fosfitos e seus sais; seus derivados halogenados, sulfonados, nitrados ou nitrosados: Fosfito de dimetilo

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

In Sao Tome and Principe, HS 292021 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 292021 means. Now see 2026 latest real trade activity for Dimethyl Phosphite 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 Dimethyl Phosphite (292021)

HS Code 29202100

HS Code 292011

Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Parathion (ISO) and parathionmethyl (ISO) (methylparathion)

Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Endosulfan (ISO)

HS Code 292090

Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Other

HS Code 290110

Acyclic hydrocarbons : Saturated

Frequently Asked Questions

What is HS code 292021 in Sao Tome and Principe?

HS code 292021 covers Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives : Dimethyl phosphite in Sao Tome and Principe. It sits in Chapter 29 (Organic chemicals), Heading 2920 of the Harmonized System, and is classified under HS-ST.

Is HS code 292021 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 292021?

Where can I officially look up HS code 292021 in Sao Tome and Principe?