High-Resolution Cryo-Electron Microscope from Canada
Advanced cryo-electron microscope for 3D protein structure determination at near-atomic resolution, listed under chapter 90 instruments. No equivalent domestic instrument exists for sub-3Å resolution structural biology research. Requires Secretary of Commerce certification per U.S. note 6 for duty-free entry to nonprofit research institutions.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Obtain Secretary of Commerce certification proving no equivalent U.S.-made instrument exists before entry
• Provide detailed application describing scientific purpose and institutional use to Treasury Department
• Maintain records proving exclusive nonprofit institutional use for 5 years to avoid duty liability