Belgium HS Code

HS Code 391310: Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms : Alginic acid, its salts and esters in Belgium

Q: Is HS code 391310 the same across all countries?

Yes — up to the 6-digit level, HS code 391310 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Belgium extends it under CN / TARIC.

Q: What system does Belgium use to classify HS code 391310?

Belgium classifies products under the Combined Nomenclature / TARIC (CN / TARIC; locally Gecombineerde Nomenclatuur / Nomenclature Combinée), which extends HS codes to 10 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 391310 in Belgium?

The official source is https://finance.belgium.be/en/customs_excises. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 391310 in Belgium

Under Belgium's Combined Nomenclature / TARIC (Gecombineerde Nomenclatuur / Nomenclature Combinée), HS Code 391310 is the WCO Harmonized System subheading for Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms : Alginic acid, its salts and esters. This is the most detailed internationally standardized level; Belgium extends classifications to 10 digits under its national tariff system. 391310 belongs to Section VII: Plastics and articles thereof; rubber and articles thereof, Chapter 39: Plastics and articles thereof, Heading 3913: Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms.

Explore more 2026 Latest Belgium import export trade data and shipment records for HS Code Alginic Acid and Salts on TradeInt global trade data platform

Classification Path of HS Code 391310 in Belgium

Section VII

Chapters (39-40) Plastics and articles thereof; rubber and articles thereof

Chapter 39

Plastics and articles thereof

HS Code 3913

Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms

HS Code 391310

HS Code 3913100090

Alginic acid, its salts and esters, in primary forms : Other

HS Code 3913100010

Alginic acid, its salts and esters, in primary forms : Sodium alginate, extracted from brown seaweed (CAS RN 9005-38-3)

Belgium Tariff Classification: Combined Nomenclature / TARIC (CN / TARIC)

In Belgium, HS 391310 is classified under the Combined Nomenclature / TARIC (Gecombineerde Nomenclatuur / Nomenclature Combinée) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Combined Nomenclature / TARIC (CN / TARIC)

Local name Gecombineerde Nomenclatuur / Nomenclature Combinée

Digits 10

Official source https://finance.belgium.be/en/customs_excises

You know what 391310 means. Now see 2026 latest real trade activity for Alginic Acid and Salts in Belgium.

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

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Top Trading Product of HS Code 3913

Top Belgium import Product Under HS Code 3913

1 391390: Other $59.7M 2 391310: Alginic acid, its salts and esters $6.5M

Figures shown for 2025.

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

Top Belgium export Product Under HS Code 3913

1 391390: Other $71.6M 2 391310: Alginic acid, its salts and esters $2.3M

Figures shown for 2025.

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

Related HS Code to Belgium Alginic Acid and Salts (391310)

HS Code 3913100010

Alginic acid, its salts and esters, in primary forms : Sodium alginate, extracted from brown seaweed (CAS RN 9005-38-3)

HS Code 3913100090

Alginic acid, its salts and esters, in primary forms : Other

HS Code 391390

HS Code 390110

Polymers of ethylene, in primary forms : Polyethylene having a specific gravity of less than 0,94

HS Code 390120

Polymers of ethylene, in primary forms : Polyethylene having a specific gravity of 0,94 or more

HS Code 390130

Polymers of ethylene, in primary forms : Ethylenevinyl acetate copolymers

HS Code 390140

Polymers of ethylene, in primary forms : Ethylenealphaolefins copolymers, having a specific gravity of less than 0,94

HS Code 390190

Polymers of ethylene, in primary forms : Other

HS Code 390210

Polymers of propylene or of other olefins, in primary forms : Polypropylene

HS Code 390220

Polymers of propylene or of other olefins, in primary forms : Polyisobutylene

Frequently Asked Questions

What is HS code 391310 in Belgium?

HS code 391310 covers Natural polymers (for example, alginic acid) and modified natural polymers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms : Alginic acid, its salts and esters in Belgium. It sits in Chapter 39 (Plastics and articles thereof), Heading 3913 of the Harmonized System, and is classified under CN / TARIC.

Is HS code 391310 the same across all countries?

What system does Belgium use to classify HS code 391310?

Where can I officially look up HS code 391310 in Belgium?