Canada HS Code

HS Code 391310: Alginic acid, its salts and esters in Canada

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. Canada extends it under Canada HS.

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

Canada classifies products under the Customs Tariff of Canada (Canada HS; locally Tarif des douanes du Canada), 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 Canada?

The official source is https://www.cbsa-asfc.gc.ca/. 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 Canada

Under Canada's Customs Tariff of Canada (Tarif des douanes du Canada), HS Code 391310 is the WCO Harmonized System subheading for Alginic acid, its salts and esters. This is the most detailed internationally standardized level; Canada 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 Canada 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 Canada

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

Alginic acid, its salts and esters

HS Code 3913100000

Alginic acid, its salts and esters, in primary forms Acide alginique, ses sels et ses esters, sous formes primaires

HS Code 3913100010

Alginic acid & compounds in primary forms Acide alginique et ses composés, sous formes primaires

HS Code 3913100020

Alginic acid salts & esters in primary forms Sels et esters de l'acide alginique, sous formes primaires

Canada Tariff Classification: Customs Tariff of Canada (Canada HS)

In Canada, HS 391310 is classified under the Customs Tariff of Canada (Tarif des douanes du Canada) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Customs Tariff of Canada (Canada HS)

Local name Tarif des douanes du Canada

Digits 10

Official source https://www.cbsa-asfc.gc.ca/

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

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 Canada import Product Under HS Code 3913

1 391390: Other $104.8M 2 391310: Alginic acid, its salts and esters $15.7M

Figures shown for 2025.

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

Top Canada export Product Under HS Code 3913

1 391390: Other $23.8M 2 391310: Alginic acid, its salts and esters $353.2K

Figures shown for 2025.

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

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

HS Code 3913100000

Alginic acid, its salts and esters, in primary forms

HS Code 3913100010

Alginic acid & compounds in primary forms

HS Code 3913100020

Alginic acid salts & esters in primary forms

HS Code 391390

Other

HS Code 390110

Polyethylene having a specific gravity of less than 0,94

HS Code 390120

Polyethylene having a specific gravity of 0,94 or more

HS Code 390130

Ethylenevinyl acetate copolymers

HS Code 390140

Ethylenealphaolefins copolymers, having a specific gravity of less than 0,94

Frequently Asked Questions

What is HS code 391310 in Canada?

HS code 391310 covers Alginic acid, its salts and esters in Canada. It sits in Chapter 39 (Plastics and articles thereof), Heading 3913 of the Harmonized System, and is classified under Canada HS.

Is HS code 391310 the same across all countries?

What system does Canada use to classify HS code 391310?

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