Other
Esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives. > Thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives: > Other > Other
Duty Rate (from China)
Products classified under Tariff item 2920.1
Methyl Parathion High Purity Reference Standard
This is a high-purity (99%+) methyl-parathion reference standard used for analytical testing and quality control in pesticide residue analysis. It is a separate chemically defined organic compound, specifically the thiophosphoric ester parathion-methyl, which falls squarely under tariff item 2920.11.00.
2920.11.00Parathion 80% Wettable Powder Technical
This is parathion technical material formulated as an 80% wettable powder for easier handling in manufacturing. Although formulated, it remains a thiophosphoric ester (parathion) and is classified under tariff item 2920.11.00, as the formulation does not alter its chemical identity.
2920.11.00Parathion Anhydrous Liquid 98%
This is anhydrous parathion liquid at 98% purity, stabilized with epichlorohydrin for safe transport. The stabilizer is added for safety and does not render the product for specific use, so it remains a separate chemically defined organic compound under tariff item 2920.11.00.
2920.11.00Parathion-Methyl (Methyl Parathion) 97% TC
This is methyl-parathion (ISO) technical concentrate at 97% purity, the primary form used for manufacturing emulsifiable concentrates. As a thiophosphoric ester specifically named in tariff item 2920.11.00, it is classified here regardless of its technical grade.
2920.11.00Parathion-Methyl Sodium Salt Solution 50%
This is an aqueous solution of parathion-methyl sodium salt at 50% active ingredient. Per Chapter 29 Note 1(d), products dissolved in water are covered by the chapter, and per Note 5(C)(1), inorganic salts of organic compounds are classified with the organic compound. Thus, it falls under tariff item 2920.11.00.
2920.11.00Parathion Technical Grade 95%
This is parathion technical grade at 95% purity, a highly toxic organophosphate insecticide. It is a separate chemically defined organic compound, specifically the thiophosphoric ester parathion, and is classified under tariff item 2920.11.00 as the named product.
2920.19.00Bis(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.
2920.19.00Cadusafos (S,S'-[[(1R)-1-methylpropylidene]diimino]bis(O,O-diethyl phosphorodithioate)
Cadusafos is a symmetrical phosphorodithioate ester used as a nematicide and insecticide in agriculture. It is a separate chemically defined organic compound, which qualifies it for classification under tariff item 2920.19.00 as an 'other' thiophosphoric ester. The product meets the Chapter 29 requirements for chemically defined compounds.
2920.19.00Cresyl 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.
2920.19.00Diphenyl 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.
2920.19.00Disulfoton 75% Soluble Liquid Concentrate
Disulfoton 75% Soluble Liquid Concentrate is a formulation where the active ingredient, a diethyl thiophosphate ester, determines classification. As a technical material, the thiophosphoric ester component qualifies under tariff item 2920.19.00 as an 'other' phosphorodithioate. The product meets Chapter 29 criteria for chemically defined organic compounds.
2920.19.00Ethion (O,O,O',O'-Tetraethyl S,S'-methylene bis(phosphorodithioate))
Ethion is a bis-phosphorodithioate compound used as a non-systemic insecticide and acaricide. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as an 'other' thiophosphoric ester. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00Fenamiphos (Ethyl 4-(methylthio)-m-tolyl isopropylphosphoramidate)
Fenamiphos is a nematicide containing a phosphoramidate-thioate structure, classifiable under tariff item 2920.19.00 as an 'other' thiophosphoric ester. It is a separate chemically defined organic compound per Chapter 29 note (a). The product meets the purity and identity requirements for classification.
2920.19.00Fenitrothion 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.
2920.19.00Fenitrothion 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.
2920.19.00Fenitrothion 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.
2920.19.00Fenitrothion 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.
2920.19.00High-Purity Fenitrothion 98% TC
High-Purity Fenitrothion 98% TC is the named aromatic phosphorothioate O,O-Dimethyl-O-(4-nitro-m-tolyl)phosphorothioate for vector control formulations. As a separate chemically defined compound, it is classifiable under this tariff item for other thiophosphoric esters.
2920.19.00Malathion USP Grade (S-[1,2-bis(ethoxycarbonyl)ethyl] O,O-dimethyl phosphorodithioate)
Malathion USP Grade is a pharmaceutical-grade phosphorodithioate used in medical and public health applications such as lice treatment. It is a separate chemically defined organic compound meeting USP purity standards, qualifying for tariff item 2920.19.00 as an 'other' phosphorodithioate. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00Methamidophos Technical (O,S-Dimethyl phosphoramidothioate)
Methamidophos Technical is a highly toxic organophosphate insecticide with a phosphorodithioate derivative structure. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as an 'other' thiophosphoric ester. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00O-Ethyl O-(4-nitrophenyl) phosphorothioate
O-Ethyl O-(4-nitrophenyl) phosphorothioate is a nitrosated aromatic thiophosphoric ester used in pharmaceutical intermediate synthesis and as an analytical reagent. As a separate chemically defined compound, it falls under this tariff item for other thiophosphoric esters.
2920.19.00O,O-Diethyl phosphorodithioic acid S-(p-chlorophenyl) ester
Dicapthon is a chlorinated thiophosphoric ester used as an insecticide. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as an 'other' halogenated phosphorodithioate. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00O,O-Diethyl S-(2-chlorophenyl) phosphorothioate
O,O-Diethyl S-(2-chlorophenyl) phosphorothioate is an aromatic thiophosphoric ester used as a Tolylfluanid intermediate in pesticide synthesis. As a separate chemically defined compound, it is classifiable under this tariff item for other thiophosphoric esters.
2920.19.00O,O-Diethyl S-(2-ethylthioethyl) phosphorodithioate
Disulfoton is a thiophosphoric ester used as a systemic insecticide in agriculture. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as a phosphorodithioate ester of other inorganic acids of nonmetals. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00O,O-Diethyl S-(4-methylphenyl) phosphorothioate
O,O-Diethyl S-(4-methylphenyl) phosphorothioate is a para-tolyl substituted aromatic phosphorodithioate used in acaricide formulations. As a separate chemically defined compound, it falls under this tariff item for other thiophosphoric esters.
2920.19.00O,O-Dimethyl S-(N-methylcarbamoylmethyl) phosphorodithioate
Dimethoate is a systemic organophosphate insecticide and acaricide used on various crops. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as an 'other' thiophosphoric ester. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00O,O-Dimethyl S-phenyl phosphorothioate
O,O-Dimethyl S-phenyl phosphorothioate is a simple aromatic phosphorodithioate ester serving as an intermediate for insecticide synthesis and analytical standards. As a separate chemically defined compound, it is classifiable under this tariff item for other thiophosphoric esters.
2920.19.00O-Phenyl O-(2-naphthyl) phosphorothioate
O-Phenyl O-(2-naphthyl) phosphorothioate is a polycyclic aromatic thiophosphoric ester for UV stabilizer applications in plastics. As a separate chemically defined compound, it falls under this tariff item for other thiophosphoric esters.
2920.19.00Phenoxyphenyl phosphorothioate
Phenoxyphenyl phosphorothioate is a complex aromatic thiophosphoric ester featuring ether-linked phenyl rings, used in specialty polymer additives. As a separate chemically defined compound, it is classifiable under this tariff item for other thiophosphoric esters.
2920.19.00Phorate Technical Grade (O,O-Diethyl S-[(ethylthio)methyl] phosphorodithioate)
Phorate Technical Grade is a systemic insecticide and nematicide used in soil treatment. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as an 'other' thiophosphoric ester. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00Profenofos (O-(4-Bromo-2-chlorophenyl) O-ethyl S-propyl phosphorothioate)
Profenofos is an insecticide with a bromo-chloro phenyl phosphorothioate structure. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as a halogenated thiophosphoric ester. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00Prothiofos (O-(4-bromo-2-chlorophenyl) O-ethyl S-propyl phosphorodithioate)
Prothiofos is a brominated and chlorinated thiophosphate insecticide. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as a halogenated phosphorodithioate. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00Sulfotep (O,O,O',O'-Tetraethyl S,S'-methylene bis(phosphorodithioate))
Sulfotep is a bis-phosphorodithioate fumigant used in greenhouses. It is a separate chemically defined organic compound, qualifying for tariff item 2920.19.00 as an 'other' thiophosphoric ester. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00Temephos Technical Grade
Temephos Technical Grade is a larvicide used in mosquito control programs. It is a tetra-thiophosphoric ester, qualifying for tariff item 2920.19.00 as an 'other' phosphorodithioate. The product meets Chapter 29 purity standards for chemically defined compounds.
2920.19.00Terbufos (O,O-Diethyl S-[[(1,1-dimethylethyl)thio]methyl] phosphorodithioate)
Terbufos is a broad-spectrum insecticide used for corn rootworm control. It is a separate chemically defined thiophosphoric ester, qualifying for tariff item 2920.19.00 as an 'other' phosphorodithioate. The product meets Chapter 29 requirements for chemically defined compounds.
2920.19.00Triphenyl phosphorothioate
Triphenyl phosphorothioate is a trisubstituted aromatic thiophosphoric ester used as a flame retardant additive and lubricant extreme pressure agent. As a separate chemically defined compound, it falls under this tariff item for other thiophosphoric esters.