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Heptafluoropentene from Canada

Heptafluoropentene acts as a deposition precursor in chemical vapor deposition for fluorocarbon films. Classified HTS 2903.59.90.00 as unsaturated fluorinated acyclic hydrocarbon per Chapter 29 scope. Pure compound status confirmed by spectroscopic analysis.

Duty Rate — Canada → United States

13.7%

Rate breakdown

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

Import Tips

Submit process gas specification sheets showing moisture <10 ppm

Include leak test certificates for cylinders per CGA C-6 standards

Declare CVD manufacturing end-use to qualify for potential duty exemptions

Heptafluoropentene from Canada — Import Duty Rate | HTS 2903.59.90.00