</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

2H-Heptafluoropropene from China

2H-Heptafluoropropene serves as monomer for fluorinated acrylic polymers. Classified under HTS 2903.59.90.00 as unsaturated hydrofluorocarbon derivative. Distinguished from perfluorocarbons by strategic hydrogen placement.

Duty Rate — China → United States

16.2%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Include hydroquinone inhibitor concentration documentation

Verify TBAN distillation specifications for monomer purity

Maintain inhibitor effectiveness through <40°C storage