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Aluminum Phosphide Orchard Herbicide

Aluminum phosphide pellets that release phosphine gas when exposed to moisture, used for pre-plant soil fumigation to control weed seeds in orchards. The pellets are packaged in hermetic pouches for retail sale, with a gross weight exceeding 1.36 kg per package. This inorganic compound functions as a herbicide preparation, falling under the tariff item for herbicides in bulk or large packages.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—Free

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3808.93.10Higher: 6.5% vs Free

If the package gross weight is 1.36 kg or less

The sibling item covers herbicides in smaller retail packages.

3808.99.10Higher: 6.5% vs Free

If the product is classified as a fumigant rather than a herbicide

Other similar preparations may fall under the residual heading for miscellaneous products.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Ensure the package gross weight exceeds 1.36 kg to qualify for this tariff item

• Provide the certificate of analysis and safety data sheet to the CBSA

• Verify that the product is registered under the Pest Control Products Act before importation

Related Products under Tariff item 3808.93.20

Ammonium Sulfamate Granular Herbicide

Water-soluble granules of ammonium sulfamate, an inorganic salt herbicide effective against woody plants and poison ivy when dissolved and sprayed. Sold in 1 kg retail bags for backyard use, with a gross weight exceeding 1.36 kg per package. The product is a herbicide preparation containing an inorganic active ingredient, classified under this tariff item for bulk or large packages.

Boric Acid Ant and Weed Control Powder

Boric Acid Ant and Weed Control Powder is a dustable powder containing boric acid (H3BO3), an inorganic boron compound that acts as a herbicide and insect repellent when applied to soil or cracks. It is put up in retail shaker containers for home use, which qualifies it as a plant-growth regulator or herbicide preparation under tariff item 3808.93.20. The product is imported in bulk or in packages exceeding 1.36 kg gross weight, matching the item's scope.

Calcium Cyanamide Plant Growth Regulator

Granular calcium cyanamide, an inorganic compound used as a plant growth regulator to enhance nodulation in legumes and control weeds. Sold in retail bags for organic farming, with a gross weight exceeding 1.36 kg per package. The product functions as a herbicide and plant-growth regulator, falling under this tariff item for bulk or large packages.

Copper Sulfate Pentahydrate Herbicide

Blue crystalline powder containing copper sulfate pentahydrate, an inorganic compound used as a herbicide to control aquatic weeds and algae in ponds and irrigation canals. Put up in retail packs for gardeners and farmers, with a gross weight exceeding 1.36 kg per package. The product is a herbicide preparation containing an inorganic active ingredient, classified under this tariff item for bulk or large packages.

Cupric Hydroxide Bactericide/Herbicide

Suspension concentrate of cupric hydroxide, an inorganic copper compound used for citrus canker control with weed suppression properties. Retail spray bottles are packaged with a gross weight exceeding 1.36 kg per package. The product functions as a herbicide preparation containing an inorganic active ingredient, falling under this tariff item for bulk or large packages.

Ferric Phosphate Slug and Weed Bait

Iron(III) phosphate bait pellets targeting slugs while providing residual weed suppression through phosphate disruption. Consumer garden packs have a gross weight exceeding 1.36 kg per package. The product is a herbicide preparation containing an inorganic active ingredient, classified under this tariff item for bulk or large packages.