Sao Tome and Principe HS Code

HS Code 29222100: Compostos aminados de funções oxigenadas: Aminonaftóis e outros aminofenóis, exceto os que contenham mais de um tipo de função oxigenada, seus éteres e ésteres; sais destes produtos: Ácidos aminohidroxinaftalenossulfónicos e seus sais in Sao Tome and Principe

Q: Is HS code 29222100 the same across all countries?

Only the first 6 digits of HS code 29222100 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 29222100?

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 29222100 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 29222100 in Sao Tome and Principe

Under Sao Tome and Principe's Pauta Aduaneira (Pauta Aduaneira), HS Code 29222100 is classified as Compostos aminados de funções oxigenadas: Aminonaftóis e outros aminofenóis, exceto os que contenham mais de um tipo de função oxigenada, seus éteres e ésteres; sais destes produtos: Ácidos aminohidroxinaftalenossulfónicos e seus sais. Sao Tome and Principe's tariff system extends the WCO Harmonized System to 8 digits with national subdivisions. 29222100 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2922: Oxygenfunction aminocompounds.

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

Classification Path of HS Code 29222100 in Sao Tome and Principe

Section VI

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

Chapter 29

Organic chemicals

HS Code 2922

Oxygenfunction aminocompounds

HS Code 29222100

Compostos aminados de funções oxigenadas: Aminonaftóis e outros aminofenóis, exceto os que contenham mais de um tipo de função oxigenada, seus éteres e ésteres; sais destes produtos: Ácidos aminohidroxinaftalenossulfónicos e seus sais

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

In Sao Tome and Principe, HS 29222100 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 Aminohydroxynaphthalenesulphonic Acids (29222100)

HS Code 292211

Oxygenfunction aminocompounds : Aminoalcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : Monoethanolamine and its salts

HS Code 292212

Oxygenfunction aminocompounds : Aminoalcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : Diethanolamine and its salts

HS Code 292214

Oxygenfunction aminocompounds : Aminoalcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : Dextropropoxyphene (INN) and its salts

HS Code 292215

Oxygenfunction aminocompounds : Aminoalcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : Triethanolamine

HS Code 292216

Oxygenfunction aminocompounds : Aminoalcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : Diethanolammonium perfluorooctane sulphonate

HS Code 292217

Oxygenfunction aminocompounds : Aminoalcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : Methyldiethanolamine and ethyldiethanolamine

HS Code 292218

Oxygenfunction aminocompounds : Aminoalcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : 2(N,NDiisopropylamino)ethanol

HS Code 292219

Oxygenfunction aminocompounds : Aminoalcohols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : Other

HS Code 292229

Oxygenfunction aminocompounds : Aminonaphthols and other aminophenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof : Other

HS Code 292231

Oxygenfunction aminocompounds : Aminoaldehydes, aminoketones and aminoquinones, other than those containing more than one kind of oxygen function; salts thereof : Amfepramone (INN), methadone (INN) and normethadone (INN); salts thereof

29222100 in Other Countries

See how 29222100 (Aminohydroxynaphthalenesulphonic Acids) is classified across other countries, each with its own national code and local description.

Compare 29222100 across countries

Frequently Asked Questions

What is HS code 29222100 in Sao Tome and Principe?

HS code 29222100 covers Compostos aminados de funções oxigenadas: Aminonaftóis e outros aminofenóis, exceto os que contenham mais de um tipo de função oxigenada, seus éteres e ésteres; sais destes produtos: Ácidos aminohidroxinaftalenossulfónicos e seus sais in Sao Tome and Principe. It sits in Chapter 29 (Organic chemicals), Heading 2922 of the Harmonized System, and is classified under HS-ST.

Is HS code 29222100 the same across all countries?

What system does Sao Tome and Principe use to classify HS code 29222100?

Where can I officially look up HS code 29222100 in Sao Tome and Principe?