Thailand HS Code

HS Code 381900: Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals in Thailand

Q: Is HS code 381900 the same across all countries?

Yes — up to the 6-digit level, HS code 381900 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 381900?

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 381900 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 381900 in Thailand

Under Thailand's ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (พิกัดอัตราศุลกากร (AHTN 2022)), HS Code 381900 is the WCO Harmonized System subheading for Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals. This is the most detailed internationally standardized level; Thailand extends classifications to 11 digits under its national tariff system. 381900 belongs to Section VI: Products of the chemical or allied industries, Chapter 38: Miscellaneous chemical products, Heading 3819: Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals.

Explore more 2026 Latest Thailand import export trade data and shipment records for HS Code Hydraulic Brake Fluid on TradeInt global trade data platform

Classification Path of HS Code 381900 in Thailand

Section VI

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

Chapter 38

Miscellaneous chemical products

HS Code 3819

Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals

HS Code 381900

Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals

HS Code 38190000000

Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70% by weight of petroleum oils or oils obtained from bituminous minerals น้ำมันเบรกไฮดรอลิกและของเหลวปรุงแต่งอื่น ๆ ที่ใช้สำหรับการส่งกำลังไฮดรอลิก ที่ไม่มีหรือมีน้ำมันปิโตรเลียมหรือน้ำมันจากแร่บิทูมินัสน้อยกว่าร้อยละ 70 โดยน้ำหนัก

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

In Thailand, HS 381900 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/

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Top Trading Product of HS Code 3819

Top Thailand import Product Under HS Code 3819

1 381900: Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals $16.7M

Figures shown for 2025.

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Top Thailand export Product Under HS Code 3819

Figures shown for 2025.

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Related HS Code to Thailand Hydraulic Brake Fluid (381900)

HS Code 38190000000

Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70% by weight of petroleum oils or oils obtained from bituminous minerals

HS Code 380110

Artificial graphite

HS Code 380120

Colloidal or semicolloidal graphite

HS Code 380130

Carbonaceous pastes for electrodes and similar pastes for furnace linings

Tall oil, whether or not refined

HS Code 380400

Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulphonates, but excluding tall oil of heading 3803

HS Code 380510

Gum, wood or sulphate turpentine oils

Frequently Asked Questions

What is HS code 381900 in Thailand?

HS code 381900 covers Hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals in Thailand. It sits in Chapter 38 (Miscellaneous chemical products), Heading 3819 of the Harmonized System, and is classified under AHTN-TH.

Is HS code 381900 the same across all countries?

What system does Thailand use to classify HS code 381900?

Where can I officially look up HS code 381900 in Thailand?