Glufosinate Acid Technical Powder
Glufosinate acid technical powder is the free acid form of 2-amino-4-[hydroxy(methyl)phosphonoyl]butanoic acid, a non-halogenated organo-phosphorus compound. It serves as the active ingredient base for herbicide production and is classified under tariff item 2931.49.00 as an 'other' non-halogenated organo-phosphorous derivative.
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 product is formulated as a herbicide for retail sale
Herbicides put up for retail sale are classified in Chapter 38, not as separate chemical compounds.
If the compound is halogenated
Halogenated organo-phosphorus derivatives fall under the residual heading for organo-inorganic compounds.
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
• Provide the chemical name and CAS number (51276-47-2) on the customs invoice
• Ensure the product is in technical grade form, not formulated for retail sale, to stay under this tariff item
• Check if a Pest Control Products Act registration is required for the active ingredient
Related Products under Tariff item 2931.49.00
Bis(1-methylpentyl) Methylphosphonate
Bis(1-methylpentyl) methylphosphonate is a non-halogenated organo-phosphorus compound featuring phosphorus directly linked to carbon atoms. It is used as a chemical intermediate or additive in various industrial applications. This product is classified under tariff item 2931.49.00 as an other non-halogenated organo-phosphorous derivative.
Butyl Methylphosphinate
Butyl methylphosphinate is a non-halogenated organo-phosphorus compound featuring a phosphorus atom bonded to a butyl group and a methyl group. It serves as a key intermediate in the synthesis of phosphorus-containing ligands and is classified under tariff item 2931.49.00 for 'other' non-halogenated organo-phosphorous derivatives.
Butyl Methylphosphinate Flake Form
Butyl methylphosphinate flake form is the same compound processed into stable flakes with an anti-dusting agent, permitted under Chapter 29 Note 1(g). This non-halogenated organo-phosphorus compound is used in industrial phosphorus chemistry and is classified under tariff item 2931.49.00.
Butyl Methylphosphinate with Stabilizer
Butyl methylphosphinate with stabilizer contains an anti-caking agent for safe transport, permitted under Chapter 29 Note 1(f). This non-halogenated organo-phosphorus compound is used in manufacturing phosphorus-containing ligands for catalysis and is classified under tariff item 2931.49.00.
Dibutyl Phosphite
Dibutyl phosphite is a reactive organophosphorus compound with the formula (BuO)2P(O)H, featuring a phosphorus atom bonded to two butyl groups through oxygen and a direct phosphorus-hydrogen bond. It is used as an intermediate in the production of flame retardants and pesticides. This compound is a non-halogenated organo-phosphorus derivative, falling under tariff item 2931.49.00 as 'Other' organo-inorganic compounds.
Diethylaminoethyl Cyclohexylphosphonite
Diethylaminoethyl Cyclohexylphosphonite is a non-halogenated organo-phosphorus compound featuring a cyclohexyl group and a diethylaminoethyl substituent. It is used as a ligand in transition metal catalysis, particularly in Buchwald-Hartwig coupling reactions. This compound falls under tariff item 2931.49.00 as 'Other' organo-inorganic compounds.