Trichlorfon Stabilized with Anti-caking Agent
Trichlorfon Stabilized with Anti-caking Agent is trichlorfon powder containing 0.5% silicon dioxide as an anti-caking agent for preservation during transport. Per Chapter 29 Note 1(f), such stabilizers do not affect classification, so the product remains under tariff item 2931.54.00 as trichlorfon (ISO).
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 anti-caking agent renders the product suitable for a specific pesticide use
Products made particularly suitable for specific use may be classified as pesticides under Chapter 38.
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
• Document the anti-caking agent content and its purpose to CBSA to ensure classification under Chapter 29
• Ensure the stabilizer does not make the product suitable for a specific use, which could change classification
• Provide a technical data sheet showing the additive's function
Related Products under Tariff item 2931.54.00
Dylox 80% Trichlorfon Soluble Powder
Dylox 80% Trichlorfon Soluble Powder is a concentrated soluble powder containing 80% trichlorfon, a halogenated organo-phosphorus compound, intended for turf and ornamental pest control. When the pure active ingredient is imported separately for formulation, it falls under tariff item 2931.54.00, which covers trichlorfon (ISO) as a chemically defined compound.
Proxur (Trichlorfon) Medical Grade
Proxur (Trichlorfon) Medical Grade is a high-purity trichlorfon compound intended for pharmaceutical use as an antihelminthic agent. As a chemically defined halogenated organo-phosphorus compound, it is classified under tariff item 2931.54.00 when imported as an active pharmaceutical ingredient, even if it contains stabilizers for preservation.
Trichlorfon 50% Water Soluble Granules
Trichlorfon 50% Water Soluble Granules is a granular formulation containing 50% trichlorfon for agricultural pest control. When imported as technical material for further dilution or formulation, the trichlorfon component is classifiable under tariff item 2931.54.00, provided the granulation aids do not render it suitable for a specific use.
Trichlorfon Bulk API for Equine Dewormer
Trichlorfon Bulk API for Equine Dewormer is a bulk active pharmaceutical ingredient used to manufacture veterinary dewormer products. As a pure halogenated organo-phosphorus compound, it falls under tariff item 2931.54.00 when imported as an API, even if it contains minor impurities or stabilizers.
Trichlorfon Research Grade 99+%
Trichlorfon Research Grade 99+% is a high-purity trichlorfon compound (≥99%) used for chemical synthesis and research purposes. As a chemically defined organo-inorganic compound, it is classified under tariff item 2931.54.00, provided it is not put up for retail sale as a pesticide or medicament.
Trichlorfon Technical Grade 98%
Trichlorfon Technical Grade 98% is a pure trichlorfon compound (O,O-dimethyl (2,2,2-trichloro-1-hydroxyethyl)phosphonate) used as an active ingredient in pesticide manufacturing. As a chemically defined halogenated organo-phosphorus compound, it is classified under tariff item 2931.54.00 when imported as technical material.