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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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