Canada HS Code

HS Code 310540: Ammonium dihydrogenorthophosphate (monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (diammonium phosphate) in Canada

Q: Is HS code 310540 the same across all countries?

Yes — up to the 6-digit level, HS code 310540 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 310540?

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 310540 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 310540 in Canada

Under Canada's Customs Tariff of Canada (Tarif des douanes du Canada), HS Code 310540 is the WCO Harmonized System subheading for Ammonium dihydrogenorthophosphate (monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (diammonium phosphate). This is the most detailed internationally standardized level; Canada extends classifications to 10 digits under its national tariff system. 310540 belongs to Section VI: Products of the chemical or allied industries, Chapter 31: Fertilizers, Heading 3105: Mineral or chemical fertilisers containing two or three of the fertilising elements nitrogen, phosphorus and potassium; other fertilisers; goods of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg.

Explore more 2026 Latest Canada import export trade data and shipment records for HS Code Monoammonium Phosphate (MAP) on TradeInt global trade data platform

Classification Path of HS Code 310540 in Canada

Section VI

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

Chapter 31

Fertilizers

HS Code 3105

Mineral or chemical fertilisers containing two or three of the fertilising elements nitrogen, phosphorus and potassium; other fertilisers; goods of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg

HS Code 310540

Ammonium dihydrogenorthophosphate (monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (diammonium phosphate)

HS Code 3105400000

Monoammonium phosphates & mx thereof, with diammonium phosphate, in pack > 1 0 kg Phosphates monoammoniques et leurs mél, avec phosphate diammonique, e

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

In Canada, HS 310540 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 310540 means. Now see 2026 latest real trade activity for Monoammonium Phosphate (MAP) 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 3105

Top Canada import Product Under HS Code 3105

1 310540: Ammonium dihydrogenorthophosphate (monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (diammonium phosphate) $1.6B 2 310559: Other mineral or chemical fertilisers containing the two fertilising elements nitrogen and phosphorus : Other $354.7M 3 310590: Other $97.6M

Figures shown for 2025.

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

Top Canada export Product Under HS Code 3105

1 310520: Mineral or chemical fertilisers containing the three fertilising elements nitrogen, phosphorus and potassium $60.9M 2 310590: Other $39.9M 3 310540: Ammonium dihydrogenorthophosphate (monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (diammonium phosphate) $12.2M

Figures shown for 2025.

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

Related HS Code to Canada Monoammonium Phosphate (MAP) (310540)

HS Code 3105400000

Monoammonium phosphates & mx thereof, with diammonium phosphate, in pack > 1

HS Code 310510

Goods of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg

HS Code 310520

Mineral or chemical fertilisers containing the three fertilising elements nitrogen, phosphorus and potassium

HS Code 310530

Diammonium hydrogenorthophosphate (diammonium phosphate)

HS Code 310551

Other mineral or chemical fertilisers containing the two fertilising elements nitrogen and phosphorus : Containing nitrates and phosphates

HS Code 310559

Other mineral or chemical fertilisers containing the two fertilising elements nitrogen and phosphorus : Other

HS Code 310560

Mineral or chemical fertilisers containing the two fertilising elements phosphorus and potassium

HS Code 310590

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

Frequently Asked Questions

What is HS code 310540 in Canada?

HS code 310540 covers Ammonium dihydrogenorthophosphate (monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (diammonium phosphate) in Canada. It sits in Chapter 31 (Fertilizers), Heading 3105 of the Harmonized System, and is classified under Canada HS.

Is HS code 310540 the same across all countries?

What system does Canada use to classify HS code 310540?

Where can I officially look up HS code 310540 in Canada?