2903.59.90.00/Perfluorobutene (C4F8)/Canada

Perfluorobutene (C4F8) from Canada

Perfluorobutene is an unsaturated fluorinated acyclic hydrocarbon used primarily in plasma etching processes for semiconductor manufacturing. It falls under HTS 2903.59.90.00 as a halogenated derivative of hydrocarbons, specifically an unsaturated fluorinated derivative of acyclic hydrocarbons, not elsewhere specified. This chemically defined organic compound meets Chapter 29 note (a) for separate compounds.

Duty Rate — Canada → United States

13.7%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

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Import Tips

• Provide detailed chemical composition certificates and Safety Data Sheets (SDS) confirming purity levels and fluorocarbon content

• Ensure compliance with EPA regulations under the Toxic Substances Control Act (TSCA) for fluorinated compounds

• Verify container specifications meet DOT hazardous material transport standards for compressed fluorinated gases