HFC-143a Electronic Grade Gas from Canada
Ultra-high purity 1,1,1-trifluoroethane (HFC-143a) for semiconductor cleaning processes, classified as chemically defined compound under HTS 2903.44.10.
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
• Semiconductor imports need ITAR/EAR screening if dual-use