Chapter 2903590000 — Customs Tariff Headings
Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. > Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives: > Other > Other
Duty Rate (from China)
Products classified under Tariff item 2903.59.00.00
1,1,1,2,3,4,4,5,5,5-Decafluoropent-2-ene (trans)
>- 1,1,1,2,3,4,4,5,5,5-Decafluoropent-2-ene (trans) is a trans isomer of decafluoropentene used as a heat transfer fluid and dielectric gas. It is an unsaturated fluorinated acyclic hydrocarbon, classified under this tariff item.
2903.59.001,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-prop-1-ene
>- 1,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-prop-1-ene is a fluorinated alkene, specifically an unsaturated fluorinated derivative of acyclic hydrocarbons. It is a separate chemically defined organic compound, which qualifies it for classification under Chapter 29. This product is used in applications such as refrigerants and foam blowing agents.
2903.59.001,1,3,3,3-Pentafluoropropene
>- 1,1,3,3,3-Pentafluoropropene is an isomer of pentafluoropropene used as a building block for fluorinated surfactants and specialty chemicals. It is an unsaturated fluorinated derivative of acyclic hydrocarbons, classified under this tariff item.
2903.59.001H-Pentafluoropropene (HFO-1234yf)
>- 1H-Pentafluoropropene (HFO-1234yf) is a low-GWP hydrofluoroolefin refrigerant used in automotive air conditioning systems as a replacement for HFC-134a. It is an unsaturated fluorinated derivative of acyclic hydrocarbons, classified under this tariff item.
2903.59.002H-Heptafluoropropene
>- 2H-Heptafluoropropene is a monomer used for fluorinated acrylic polymers. It is an unsaturated hydrofluorocarbon derivative of acyclic hydrocarbons, classified under this tariff item.
2903.59.00Heptafluoropentene
>- Heptafluoropentene is used as a deposition precursor in chemical vapor deposition for fluorocarbon films. It is an unsaturated fluorinated acyclic hydrocarbon, classified under this tariff item.
2903.59.00HFO-1234ze Pure Technical Grade
>- HFO-1234ze Pure Technical Grade is high-purity 1,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-prop-1-ene, an unsaturated fluorinated hydrocarbon. It is used as a low-GWP refrigerant and foam blowing agent. As a separate chemically defined organic compound, it is classified under this tariff item.
2903.59.00HFO-1234ze with Stabilizer Additive
>- HFO-1234ze with Stabilizer Additive is 1,1,3,3,3-Pentafluoro-2- (trifluoromethyl)-prop-1-ene containing a stabilizer necessary for preservation during transport. Chapter 29 Note 1(f) allows the addition of a stabilizer necessary for preservation or transport, so it remains classified under this tariff item.
2903.59.00Nonafluoropentene
>- Nonafluoropentene provides high fluorine content for plasma polymerization applications. It is an unsaturated fluorinated acyclic hydrocarbon, classified under this tariff item.
2903.59.00Pentafluoropropene (C3F6)
>- Pentafluoropropene (C3F6) functions as an etching gas in semiconductor manufacturing and as a reactive intermediate. It is an unsaturated fluorinated acyclic hydrocarbon, classified under this tariff item.
2903.59.00Perfluoro-1-butene
>- Perfluoro-1-butene is a fully fluorinated C4 alkene used in chemical synthesis and as a reactive intermediate for fluoropolymer production. It is an unsaturated fluorinated acyclic hydrocarbon, classified under this tariff item.
2903.59.00Perfluoro-2-pentene
>- Perfluoro-2-pentene serves as a selective etchant for advanced semiconductor nodes. It is an unsaturated fluorinated acyclic hydrocarbon isomer, classified under this tariff item.
2903.59.00Perfluorobutene (C4F8)
>- Perfluorobutene (C4F8) is an unsaturated fluorinated acyclic hydrocarbon used primarily in plasma etching processes for semiconductor manufacturing. It is classified under this tariff item.
2903.59.00Research Grade HFO-1234ze
>- Research Grade HFO-1234ze is ultra-high purity 1,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-prop-1-ene intended for laboratory research and synthesis of fluoropolymers. It is a separate chemically defined organic compound, qualifying for classification under this tariff item.
2903.59.00Trans-HFO-1234ze Isomer
>- Trans-HFO-1234ze Isomer is the trans isomer of 1,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-prop-1-ene, a specific stereoisomer used in precision applications like specialty solvents. As a separate chemically defined organic compound, it falls under this tariff item.