HFO-1234ze Pure Technical Grade from Canada
High-purity 1,1,3,3,3-Pentafluoro-2-(trifluoromethyl)-prop-1-ene, also known as HFO-1234ze, used as a low-GWP refrigerant and foam blowing agent. This unsaturated fluorinated hydrocarbon is specifically named in HTS 2903.59.10.10 due to its acyclic structure and halogenation pattern. It meets Chapter 29 criteria for chemically defined organic compounds.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain EPA Significant New Alternatives Policy (SNAP) approval documentation if intended for refrigerant use
• Declare exact purity levels (>99%) to distinguish from formulated mixtures that might classify elsewhere
• Ensure proper UN hazardous materials classification for fluorinated gases during import clearance