Hafnium Getter Alloy Discs from Canada
Sintered hafnium discs with zirconium for vacuum tube getters absorbing residual gases. Classified HTS 8112.39.00.00 as hafnium-dominant (>99%) 'other' articles.
Duty Rate — Canada → United States
14%
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
• Alloy composition reports must show hafnium as principal element (> any other metal)
• Declare activation temperature and getter capacity for technical validation
• Small quantities may qualify for duty-free under scientific instrument provisions