HFC-236fa Specialty Heat Transfer Fluid from China
High purity HFC-236fa (1,1,1,3,3,3-hexafluoropropane) used in liquid immersion cooling systems for high-performance computing and data centers. Classified under HTS 2903.46.10.00 per chapter notes for pure halogenated hydrocarbons. Excellent thermal stability up to 250°C.
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
• Dielectric strength testing (>30 kV) required for electrical safety certification
• Viscosity and density data at operating temperatures must be documented
• Material compatibility testing reports for server components recommended