Taipei, Chinese HS Code

HS Code 290123: Unsaturated : Butene (butylene) and isomers thereof in Taipei, Chinese

Q: Is HS code 290123 the same across all countries?

Yes — up to the 6-digit level, HS code 290123 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Taipei, Chinese extends it under its national tariff system.

What is HS Code 290123 in Taipei, Chinese

HS Code 290123 is the WCO Harmonized System subheading for Unsaturated : Butene (butylene) and isomers thereof. This is the most detailed internationally standardized level; Taipei, Chinese extends classifications under its national tariff system. 290123 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2901: Acyclic hydrocarbons.

Explore more 2026 Latest Taipei, Chinese import export trade data and shipment records for HS Code Butene and Isomers on TradeInt global trade data platform

Classification Path of HS Code 290123 in Taipei, Chinese

Section VI

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

Chapter 29

Organic chemicals

HS Code 2901

Acyclic hydrocarbons

HS Code 290123

Unsaturated : Butene (butylene) and isomers thereof

HS Code 29012300009

Butene (butylene) and isomers thereof 丁烯及其異構物

HS Code 29012300107

N-butene (n-butylene) 正丁烯

HS Code 29012300205

Iso-butene (iso-butylene) 異丁烯

You know what 290123 means. Now see 2026 latest real trade activity for Butene and Isomers in Taipei, Chinese.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

Search 2026 Latest Taipei, Chinese Import Data Search 2026 Latest Taipei, Chinese Export Data

Top Trading Product of HS Code 2901

Top Taipei, Chinese import Product Under HS Code 2901

1 290124: Unsaturated : Buta1,3diene and isoprene $109.6M 2 290121: Unsaturated : Ethylene $99.0M 3 290122: Unsaturated : Propene (propylene) $38.6M

Figures shown for 2025.

For more 2026 recent data, search for Taipei, Chinese import trade records

Top Taipei, Chinese export Product Under HS Code 2901

1 290122: Unsaturated : Propene (propylene) $182.4M 2 290124: Unsaturated : Buta1,3diene and isoprene $88.1M 3 290123: Unsaturated : Butene (butylene) and isomers thereof $26.4M

Figures shown for 2025.

For more 2026 recent data, search for Taipei, Chinese export trade records

Related HS Code to Taipei, Chinese Butene and Isomers (290123)

HS Code 29012300009

Butene (butylene) and isomers thereof

HS Code 29012300107

N-butene (n-butylene)

HS Code 29012300205

Iso-butene (iso-butylene)

HS Code 290110

Saturated

HS Code 290121

Unsaturated : Ethylene

HS Code 290122

Unsaturated : Propene (propylene)

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 290123 in Taipei, Chinese?

HS code 290123 covers Unsaturated : Butene (butylene) and isomers thereof in Taipei, Chinese. It sits in Chapter 29 (Organic chemicals), Heading 2901 of the Harmonized System, and is classified under its national tariff system.

Is HS code 290123 the same across all countries?