Picloram (4-Amino-3,5,6-trichloro-2-pyridinecarboxylic Acid)
Picloram is a persistent herbicide used to control woody plants and brush, and is a pyridine-based aromatic carboxylic acid with chlorine substitutions. As a separate chemically defined organic compound, it falls under the 'other' carboxylic acids with additional oxygen function of heading 29.18.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | 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.
If the pyridine ring is the dominant structural feature
Nitrogen heterocyclic compounds are classified in heading 29.33, but Chapter 29 note 3 directs classification to the heading occurring last in numerical order, which is 29.18.
If imported as a formulated herbicide product
Herbicide preparations for retail sale are classified in heading 38.08.
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 Picloram is imported as a pure chemical compound, not mixed with other substances, to maintain classification under this item
• Provide the CAS number and technical data sheet to the CBSA
• Confirm if a Pest Control Products Act registration is required for this herbicide
Related Products under Tariff item 2918.99.00
1-Hydroxy-6-docosyloxy-2-naphthalene-carboxylic acid
1-Hydroxy-6-docosyloxy-2-naphthalene-carboxylic acid is a separate chemically defined aromatic carboxylic acid with a hydroxy group and a long docosyloxy chain. It falls under this tariff item as an 'other' carboxylic acid with additional oxygen function, used in industrial applications.
1-Hydroxy-6-docosyloxy-2-naphthalene-carboxylic acid stabilized
Stabilized 1-hydroxy-6-docosyloxy-2-naphthalene-carboxylic acid contains an added stabilizer necessary for preservation or transport, which is permitted under Chapter 29 note 1(f). It remains classified under this tariff item as an 'other' carboxylic acid with additional oxygen function.
1-Hydroxy-6-octadecyloxy-2-naphthalene-carboxylic acid
1-Hydroxy-6-octadecyloxy-2-naphthalene-carboxylic acid is a separate chemically defined aromatic carboxylic acid with a hydroxy group and an octadecyloxy chain. It is classified under this tariff item as an 'other' carboxylic acid with additional oxygen function, used in surfactant production.
1-Hydroxy-6-octadecyloxy-2-naphthalene-carboxylic acid (98% purity)
High-purity 98% 1-hydroxy-6-octadecyloxy-2-naphthalene-carboxylic acid is a separate chemically defined compound with minor impurities, which do not affect classification. It falls under this tariff item as an 'other' carboxylic acid with additional oxygen function, used as an intermediate.
2-(2,4-Dichlorophenoxy)propionic acid
2-(2,4-Dichlorophenoxy)propionic acid, also known as 2,4-DP, is a chlorinated aromatic carboxylic acid with an ether oxygen function used as a selective herbicide for broadleaf weed control. As a separate chemically defined organic compound, it is classified under tariff item 2918.99.00 as an 'other' carboxylic acid with additional oxygen function.
2-(2-Methyl-4-chlorophenoxy)propanoic Acid Technical
2-(2-Methyl-4-chlorophenoxy)propanoic Acid Technical is the IUPAC name for Mecoprop, a chlorinated aromatic carboxylic acid with an additional oxygen function. As a separate chemically defined organic compound, it is classified under the 'other' carboxylic acids with additional oxygen function of heading 29.18.