O-Isopropyl Methylphosphonofluoridate (IMPF)
This compound features an isopropyl O-alkyl group (≤C10) and methyl alkyl on phosphorus with a fluoride, classified under HTS 2931.59.0010 for O-alkyl alkyl phosphonofluoridates. As a chemically defined organo-inorganic phosphorus derivative with halogen, it fits Chapter 29's scope for separate organic compounds.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If n/a - primary classification
Exact match; alternatives only for structural variants.
If defluorinated to corresponding phosphonate
Halogen-free saturated acyclic mono phosphonic acids classify earlier in Chapter 29 numerical order.
If imported as stabilized mixture with anticaking agent exceeding Chapter 29 note (f) limits
Prepared binders or chemical preparations not qualifying as pure compounds move to Chapter 38.
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Import Tips & Compliance
• Confirm isopropyl chain length ≤C10 via analytical certificate; prepare for DEA/CBP scrutiny on nerve agent precursors
• Pitfall: incomplete isomer specification leading to duty disputes
• Use UN-approved packaging for fluoridate transport
Related Products under HTS 2931.59.00.10
O-Ethyl Methyl Phosphonofluoridate (EMPF)
A halogenated organo-phosphorus compound with an ethyl group and methyl substituent on the phosphorus atom bonded to fluoride. It falls under HTS 2931.59.0010 as an O-alkyl (C2) alkyl (methyl) phosphonofluoridate, matching the chemical structure defined in the heading for other halogenated organo-phosphorous derivatives. These are separate chemically defined organic compounds per Chapter 29 note (a).
O-n-Propyl Ethylphosphonofluoridate
A specific phosphonofluoridate with n-propyl (C3) O-alkyl and ethyl alkyl groups, directly matching HTS 2931.59.0010's description for halogenated organo-phosphorous derivatives. It qualifies as a separate chemically defined compound under Chapter 29, excluding mixtures or non-pure forms.
O-Cyclohexyl Methylphosphonofluoridate
Features a cyclohexyl cycloalkyl (C6 ≤C10) O-group, methyl alkyl, and fluoride on phosphorus, fitting HTS 2931.59.0010 for O-alkyl (including cycloalkyl) alkyl phosphonofluoridates. This pure, chemically defined compound adheres to Chapter 29 notes excluding solvents or additives.
O-Methyl n-Propylphosphonofluoridate
This derivative has methyl O-alkyl (C1 ≤C10), n-propyl alkyl, and fluoridate group, precisely under HTS 2931.59.0010 as other halogenated organo-phosphorous compounds. It meets Chapter 29's criteria for separate organic compounds without disqualifying mixtures.