Thailand HS Code

HS Code 290531: Diols : Ethylene glycol (ethanediol) in Thailand

Q: Is HS code 290531 the same across all countries?

Yes — up to the 6-digit level, HS code 290531 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Thailand extends it under AHTN-TH.

Q: What system does Thailand use to classify HS code 290531?

Thailand classifies products under the ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (AHTN-TH; locally พิกัดอัตราศุลกากร (AHTN 2022)), which extends HS codes to 11 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 290531 in Thailand?

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

What is HS Code 290531 in Thailand

Under Thailand's ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (พิกัดอัตราศุลกากร (AHTN 2022)), HS Code 290531 is the WCO Harmonized System subheading for Diols : Ethylene glycol (ethanediol). This is the most detailed internationally standardized level; Thailand extends classifications to 11 digits under its national tariff system. 290531 belongs to Section VI: Products of the chemical or allied industries, Chapter 29: Organic chemicals, Heading 2905: Acyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives.

Explore more 2026 Latest Thailand import export trade data and shipment records for HS Code Ethylene Glycol (Antifreeze) on TradeInt global trade data platform

Classification Path of HS Code 290531 in Thailand

Section VI

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

Chapter 29

Organic chemicals

HS Code 2905

Acyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives

HS Code 290531

Diols : Ethylene glycol (ethanediol)

HS Code 29053100000

Ethylene glycol (ethanediol) เอทิลีนไกลคอล (อีเทนไดออล)

Thailand Tariff Classification: ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (AHTN-TH)

In Thailand, HS 290531 is classified under the ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (พิกัดอัตราศุลกากร (AHTN 2022)) — a 11-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (AHTN-TH)

Local name พิกัดอัตราศุลกากร (AHTN 2022)

Digits 11

Official source https://www.customs.go.th/

You know what 290531 means. Now see 2026 latest real trade activity for Ethylene Glycol (Antifreeze) in Thailand.

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

Search 2026 Latest Thailand Import Data Search 2026 Latest Thailand Export Data

Top Trading Product of HS Code 2905

Top Thailand import Product Under HS Code 2905

1 290511: Saturated monohydric alcohols : Methanol (methyl alcohol) $215.8M 2 290531: Diols : Ethylene glycol (ethanediol) $166.8M 3 290545: Other polyhydric alcohols : Glycerol $69.5M

Figures shown for 2025.

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

Top Thailand export Product Under HS Code 2905

1 290532: Diols : Propylene glycol (propane1,2diol) $168.6M 2 290545: Other polyhydric alcohols : Glycerol $50.4M 3 290517: Saturated monohydric alcohols : Dodecan1ol (lauryl alcohol), hexadecan1ol (cetyl alcohol) and octadecan1ol (stearyl alcohol) $17.9M

Figures shown for 2025.

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

Related HS Code to Thailand Ethylene Glycol (Antifreeze) (290531)

HS Code 29053100000

Ethylene glycol (ethanediol)

HS Code 290511

Saturated monohydric alcohols : Methanol (methyl alcohol)

HS Code 290512

Saturated monohydric alcohols : Propan1ol (propyl alcohol) and propan2ol (isopropyl alcohol)

HS Code 290513

Saturated monohydric alcohols : Butan1ol (nbutyl alcohol)

HS Code 290514

Saturated monohydric alcohols : Other butanols

HS Code 290516

Saturated monohydric alcohols : Octanol (octyl alcohol) and isomers thereof

HS Code 290517

Saturated monohydric alcohols : Dodecan1ol (lauryl alcohol), hexadecan1ol (cetyl alcohol) and octadecan1ol (stearyl alcohol)

HS Code 290519

Saturated monohydric alcohols : Other

HS Code 290522

Unsaturated monohydric alcohols : Acyclic terpene alcohols

HS Code 290529

Unsaturated monohydric alcohols : Other

Frequently Asked Questions

What is HS code 290531 in Thailand?

HS code 290531 covers Diols : Ethylene glycol (ethanediol) in Thailand. It sits in Chapter 29 (Organic chemicals), Heading 2905 of the Harmonized System, and is classified under AHTN-TH.

Is HS code 290531 the same across all countries?

What system does Thailand use to classify HS code 290531?

Where can I officially look up HS code 290531 in Thailand?