X-Ray Crystallography Goniometer Zeroing Tool from China
Precision zeroing fixture for diffractometer goniometers in X-ray crystallography systems admitted under 9810.00.60. Ensures omega/phi axis alignment to 0.01° for protein structure determination. Essential for structural biology research.
Duty Rate — China → United States
12.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide diffractometer specifications and crystal structure publications
• Include radiation safety certifications for institutional crystallography
• Document regular alignment requirements for data collection