Brazil HS Code

HS Code 291100: Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives in Brazil

Q: Is HS code 291100 the same across all countries?

Yes — up to the 6-digit level, HS code 291100 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Brazil extends it under NCM.

Q: What system does Brazil use to classify HS code 291100?

Brazil classifies products under the Nomenclatura Común del Mercosur (NCM; locally Nomenclatura Comum do Mercosul (NCM)), 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 291100 in Brazil?

The official source is https://www.gov.br/receitafederal/pt-br. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 291100 in Brazil

Under Brazil's Nomenclatura Común del Mercosur (Nomenclatura Comum do Mercosul (NCM)), HS Code 291100 is the WCO Harmonized System subheading for Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives. This is the most detailed internationally standardized level; Brazil extends classifications to 8 digits under its national tariff system. 291100 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2911: Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives.

Explore more 2026 Latest Brazil import export trade data and shipment records for HS Code Acetals and Hemiacetals on TradeInt global trade data platform

Classification Path of HS Code 291100 in Brazil

Section VI

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

Chapter 29

Organic chemicals

HS Code 2911

Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives

HS Code 291100

Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives

HS Code 29110010

Acetais e hemiacetais mesmo que contenham outras funções oxigenadas e seus derivados halogenados sulfonados nitrados ou nitrosados: Dimetilacetal do 2-nitrobenzaldeído

HS Code 29110090

Acetais e hemiacetais mesmo que contenham outras funções oxigenadas e seus derivados halogenados sulfonados nitrados ou nitrosados: Outros

Brazil Tariff Classification: Nomenclatura Común del Mercosur (NCM)

In Brazil, HS 291100 is classified under the Nomenclatura Común del Mercosur (Nomenclatura Comum do Mercosul (NCM)) — a 8-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Nomenclatura Común del Mercosur (NCM)

Local name Nomenclatura Comum do Mercosul (NCM)

Digits 8

Official source https://www.gov.br/receitafederal/pt-br

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Top Trading Product of HS Code 2911

Top Brazil import Product Under HS Code 2911

1 291100: Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives $2.9M

Figures shown for 2025.

For more 2026 recent data, search for Brazil import trade records

Top Brazil export Product Under HS Code 2911

1 291100: Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives $187.0K

Figures shown for 2025.

For more 2026 recent data, search for Brazil export trade records

Related HS Code to Brazil Acetals and Hemiacetals (291100)

HS Code 29110010

Acetais e hemiacetais mesmo que contenham outras funções oxigenadas e seus derivados halogenados sulfonados nitrados ou nitrosados: Dimetilacetal do 2-nitrobenzaldeído

HS Code 29110090

Acetais e hemiacetais mesmo que contenham outras funções oxigenadas e seus derivados halogenados sulfonados nitrados ou nitrosados: Outros

HS Code 290110

Saturated

HS Code 290121

Unsaturated : Ethylene

HS Code 290122

Unsaturated : Propene (propylene)

HS Code 290123

Unsaturated : Butene (butylene) and isomers thereof

HS Code 290124

Unsaturated : Buta1,3diene and isoprene

HS Code 290129

Unsaturated : Other

HS Code 290211

Cyclanes, cyclenes and cycloterpenes : Cyclohexane

HS Code 290219

Cyclanes, cyclenes and cycloterpenes : Other

Frequently Asked Questions

What is HS code 291100 in Brazil?

HS code 291100 covers Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives in Brazil. It sits in Chapter 29 (Organic chemicals), Heading 2911 of the Harmonized System, and is classified under NCM.

Is HS code 291100 the same across all countries?

What system does Brazil use to classify HS code 291100?

Where can I officially look up HS code 291100 in Brazil?