Thailand HS Code

HS Code 310311: Superphosphates : Containing by weight 35 % or more of diphosphorus pentaoxide (P2O5) in Thailand

Q: Is HS code 310311 the same across all countries?

Yes — up to the 6-digit level, HS code 310311 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 310311?

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 310311 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 310311 in Thailand

Under Thailand's ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (พิกัดอัตราศุลกากร (AHTN 2022)), HS Code 310311 is the WCO Harmonized System subheading for Superphosphates : Containing by weight 35 % or more of diphosphorus pentaoxide (P2O5). This is the most detailed internationally standardized level; Thailand extends classifications to 11 digits under its national tariff system. 310311 belongs to Section VI: Products of the chemical or allied industries, Chapter 31: Fertilizers, Heading 3103: Mineral or chemical fertilisers, phosphatic.

Explore more 2026 Latest Thailand import export trade data and shipment records for HS Code High-Grade Superphosphate on TradeInt global trade data platform

Classification Path of HS Code 310311 in Thailand

Section VI

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

Chapter 31

Fertilizers

HS Code 3103

Mineral or chemical fertilisers, phosphatic

HS Code 310311

Superphosphates : Containing by weight 35 % or more of diphosphorus pentaoxide (P2O5)

HS Code 31031110000

Feed grade ชนิดที่ใช้เลี้ยงสัตว์ (ฟีดเกรด)

HS Code 31031190000

Other อื่น ๆ

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

In Thailand, HS 310311 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 310311 means. Now see 2026 latest real trade activity for High-Grade Superphosphate in Thailand.

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

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Top Trading Product of HS Code 3103

Top Thailand import Product Under HS Code 3103

1 310319: Superphosphates : Other $981.8K 2 310390: Other $544.1K 3 310311: Superphosphates : Containing by weight 35 % or more of diphosphorus pentaoxide (P2O5) $121.9K

Figures shown for 2025.

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

Top Thailand export Product Under HS Code 3103

1 310319: Superphosphates : Other $462.4K 2 310390: Other $1.4K

Figures shown for 2025.

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

Related HS Code to Thailand High-Grade Superphosphate (310311)

Superphosphates : Other

HS Code 310390

Other

HS Code 310100

Animal or vegetable fertilisers, whether or not mixed together or chemically treated; fertilisers produced by the mixing or chemical treatment of animal or vegetable products

HS Code 310210

Urea, whether or not in aqueous solution

HS Code 310221

Ammonium sulphate; double salts and mixtures of ammonium sulphate and ammonium nitrate : Ammonium sulphate

HS Code 310229

Ammonium sulphate; double salts and mixtures of ammonium sulphate and ammonium nitrate : Other

HS Code 310230

Ammonium nitrate, whether or not in aqueous solution

HS Code 310240

Mixtures of ammonium nitrate with calcium carbonate or other inorganic nonfertilising substances

Frequently Asked Questions

What is HS code 310311 in Thailand?

HS code 310311 covers Superphosphates : Containing by weight 35 % or more of diphosphorus pentaoxide (P2O5) in Thailand. It sits in Chapter 31 (Fertilizers), Heading 3103 of the Harmonized System, and is classified under AHTN-TH.

Is HS code 310311 the same across all countries?

What system does Thailand use to classify HS code 310311?

Where can I officially look up HS code 310311 in Thailand?