Research Grade HFO-1234ze from Mexico
Ultra-high purity 1,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-prop-1-ene for laboratory research and synthesis of fluoropolymers. The specific chemical identity places it under HTS 2903.59.10.10 as a halogenated derivative of acyclic hydrocarbons. Supplied in small cylinders for R&D applications.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide Certificate of Analysis showing >99.9% purity and impurity profile for research chemicals
• Declare research end-use to potentially qualify for duty exemptions or reduced rates under certain programs
• Ensure DOT/UN packaging compliance for small research quantities of compressed fluorogases