HFO-1234yf Electronic Grade Refrigerant from Canada
Ultra-high purity HFO-1234yf (>99.99%) for precision cooling in semiconductor manufacturing. Specifically identified unsaturated fluorinated hydrocarbon under HTS 2903.51.1000. Supplied in low-particulate cylinders for cleanroom use.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096.3%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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
• Particle count certificates (<10 particles >0.5μm) required
• Special cleanroom packaging and double-bagged cylinder requirements
• Moisture content <10ppm certification mandatory