Bis(4-chlorophenyl) phosphorothioate
Bis(4-chlorophenyl) phosphorothioate is a di-chlorinated aromatic thiophosphoric ester used as a synthetic intermediate and flame retardant. As a separate chemically defined compound, it is classifiable under this tariff item for other thiophosphoric esters.
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 |
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
• Confirm the product is a separate chemically defined compound per Chapter 29 Note 1(a)
• Provide the chemical structure and purity data to CBSA
• Check if the flame retardant use requires any environmental regulations
Related Products under Tariff item 2920.19.00
Cresyl diphenyl phosphorothioate
Cresyl diphenyl phosphorothioate is a mixed aryl thiophosphoric ester used in hydraulic fluids and as an antioxidant in petroleum additives. As a separate chemically defined compound, it falls under this tariff item for other thiophosphoric esters.
Diphenyl phosphorochloridothioate
Diphenyl phosphorochloridothioate is an aromatic thiophosphoric ester chloride intermediate for agricultural chemical synthesis. As a separate chemically defined compound, it is classifiable under this tariff item for other thiophosphoric esters.
Fenitrothion 97% Pure Active Ingredient
Fenitrothion 97% Pure Active Ingredient is the aromatic thiophosphoric ester O,O-Dimethyl-O-(4-nitro-m-tolyl)phosphorothioate, imported for agricultural chemical manufacturing. As a separate chemically defined organic compound, it falls under tariff item 2920.19.00 for other thiophosphoric esters.
Fenitrothion Anti-Dusting Powder
Fenitrothion Anti-Dusting Powder is Fenitrothion with added anti-dusting agents for safe handling. Per Chapter 29 Note 1(g), the anti-dusting agent is permitted for safety reasons and does not render the product suitable for specific use, so it remains classified under this tariff item.
Fenitrothion Technical Grade 95%
Fenitrothion Technical Grade 95% is a highly concentrated form of O,O-Dimethyl-O-(4-nitro-m-tolyl)phosphorothioate, a thiophosphoric ester used primarily as an insecticide. It is a separate chemically defined compound, classifiable under this tariff item for other thiophosphoric esters.
Fenitrothion with Stabilizer for Export
Fenitrothion with Stabilizer for Export is Fenitrothion stabilized with anticaking agents for transport and storage. Chapter 29 Note 1(f) permits added stabilizers necessary for preservation or transport, so it remains classified under this tariff item for other thiophosphoric esters.